Jenny	
  C.	
  Aker,	
  Tu.s	
  University	
  and	
  IFPRI	
  
Lessons	
  from	
  a	
  Decade’s	
  Research	
  on	
  Poverty:	
  
InnovaCon,	
  Engagement	
  and	
  Impact	
  
Pretoria,	
  South	
  Africa	
  
March	
  16-­‐18,	
  2016	
  
Jenny	
  C.	
  Aker	
  
Can	
  Mobile	
  Phones	
  Improve	
  Learning?	
  
Evidence	
  from	
  Three	
  Evalua<ons	
  of	
  Adult	
  
Educa<on	
  Programs	
  
Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
Source:	
  	
  UN	
  Human	
  Development	
  Report,2014	
  
	
  Educa<on	
  in	
  sub-­‐Saharan	
  Africa	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
0	
  
10	
  
20	
  
30	
  
40	
  
50	
  
60	
  
70	
  
80	
  
90	
  
100	
  
Botswana	
   Nigeria	
   Ghana	
   Tanzania	
   DRC	
   Togo	
   Central	
  
African	
  
Republic	
  
Ivory	
  Coast	
   Niger	
   Mali	
  
•  How	
  can	
  educaConal	
  outcomes	
  be	
  improved?	
  
•  SubstanCal	
  research	
  on	
  educaCon	
  intervenCons	
  
provides	
  evidence	
  on	
  what	
  is	
  effecCve	
  in	
  increasing	
  
school	
  parCcipaCon	
  
o  CondiConal	
  and	
  uncondiConal	
  cash	
  transfers,	
  scholarships,	
  
deworming,	
  informaCon	
  
•  Yet	
  evidence	
  is	
  mixed	
  on	
  how	
  to	
  improve	
  learning	
  in	
  
a	
  cost-­‐effecCve	
  way	
  
o  Number	
  of	
  evaluaCons	
  have	
  shown	
  that	
  spending	
  on	
  
certain	
  inputs	
  has	
  not	
  increased	
  test	
  scores	
  
	
  Mo<va<on	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
 Mobile	
  Phone	
  Adop<on	
  in	
  Africa	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
	
  16	
  	
   	
  25	
  	
   	
  37	
  	
   	
  52	
  	
  
	
  82	
  	
  
	
  135	
  	
  
	
  200	
  	
  
	
  279	
  	
  
	
  376	
  	
  
	
  455	
  	
  
515	
  
	
  620	
  	
  
754	
  
802	
  
895	
  
	
  -­‐	
  	
  	
  	
  
	
  100	
  	
  
	
  200	
  	
  
	
  300	
  	
  
	
  400	
  	
  
	
  500	
  	
  
	
  600	
  	
  
	
  700	
  	
  
	
  800	
  	
  
	
  900	
  	
  
	
  1,000	
  	
  
2000	
   2001	
   2002	
   2003	
   2004	
   2005	
   2006	
   2007	
   2008	
   2009	
   2010	
   2011	
   2012	
   2013	
   2014	
  
Number	
  of	
  Subscribers	
  (Millions)	
  
Total	
  Number	
  of	
  Mobile	
  Phone	
  Subscribers	
  in	
  Sub-­‐
Saharan	
  Africa	
  	
  
Source:	
  Wireless	
  Intelligence,	
  Ericsson	
  2015,	
  GSMA	
  2013	
  
Research	
  Goals	
  
•  Can	
  simple	
  informaCon	
  technology	
  (ie,	
  mobile	
  
phones)	
  be	
  used	
  as	
  an	
  educa&onal	
  input	
  for	
  low-­‐
literate	
  adults?	
  
o  Does	
  it	
  improve	
  learning	
  and	
  other	
  welfare	
  outcomes?	
  	
  	
  
o  Is	
  it	
  cost	
  effecCve?	
  
	
  Research	
  Ques<ons	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
Source:	
  	
  Transparency	
  InternaConal	
  2013	
  
	
  Teacher	
  Absenteeism	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
27%	
  absenteeism	
  
in	
  some	
  African	
  
countries	
  (TI	
  2013)	
  
•  In	
  response	
  to	
  high	
  teacher	
  absenteeism,	
  many	
  
governments	
  have	
  shi.ed	
  to	
  community	
  teachers	
  	
  
o  Such	
  teachers	
  have	
  short-­‐term,	
  flexible	
  contracts	
  and	
  
may	
  be	
  more	
  easily	
  monitored	
  by	
  the	
  community	
  
•  Monitoring	
  teachers	
  remains	
  a	
  significant	
  challenge,	
  
especially	
  in	
  countries	
  with	
  high	
  transport	
  costs	
  and	
  
weak	
  insCtuCons	
  
	
  Teacher	
  Absenteeism	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
Research	
  Goals	
  
•  Can	
  simple	
  informaCon	
  technology	
  (ie,	
  mobile	
  phones)	
  be	
  
used	
  as	
  an	
  educa&onal	
  input	
  for	
  low-­‐literate	
  adults?	
  
o  Does	
  it	
  improve	
  learning	
  and	
  other	
  welfare	
  outcomes?	
  	
  	
  
o  Is	
  it	
  cost	
  effecCve?	
  
•  Can	
  simple	
  mobile	
  phones	
  be	
  used	
  as	
  a	
  means	
  to	
  monitor	
  
teachers’	
  absenteeism	
  and	
  improve	
  accountability?	
  
o  Does	
  this	
  improve	
  learning?	
  	
  
o  How	
  does	
  it	
  compare	
  with	
  in-­‐person	
  monitoring?	
  
•  Could	
  mobile	
  phones	
  serve	
  as	
  a	
  subs&tute	
  for	
  teachers	
  for	
  
certain	
  types	
  of	
  learning?	
  
•  Three	
  randomized	
  control	
  trials	
  of	
  adult	
  educaCon	
  
programs	
  in	
  Niger	
  and	
  the	
  US	
  
	
  Research	
  Ques<ons	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
9	
  
	
  Context	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  NGOs	
  (Catholic	
  Relief	
  Services)	
  and	
  the	
  Ministry	
  provide	
  ten	
  
months	
  of	
  adult	
  educaCon	
  classes	
  over	
  a	
  two-­‐year	
  period	
  
•  Held	
  February	
  through	
  June	
  of	
  each	
  year	
  
•  Taught	
  reading,	
  wriCng	
  and	
  math	
  skills	
  in	
  indigenous	
  
language	
  (Hausa	
  and	
  Zarma)	
  
•  5	
  courses	
  per	
  week,	
  three	
  hours	
  per	
  day	
  
•  Taught	
  by	
  community	
  literacy	
  teachers	
  
•  Fi.y	
  literacy	
  parCcipants	
  per	
  village	
  (25	
  men,	
  25	
  women)	
  –	
  
separate	
  classes	
  by	
  gender	
  
•  Typically	
  characterized	
  low	
  enrolment,	
  high	
  drop-­‐out	
  and	
  
rapid	
  skills	
  depreciaCon	
  
Jenny	
  C.	
  Aker	
  
	
  Adult	
  Educa<on	
  Interven<ons:	
  Niger	
  
Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
Bakin	
  Birgi	
  
(Monday)	
  
Zinder	
  (Thursday)	
  
Tanout	
  (Friday)	
  
65	
  km~2	
  min	
  
Niamey	
  (Sunday)	
  
20	
  km~1	
  hour	
  
750	
  km~2	
  min	
  
	
  Mobile	
  Phones	
  as	
  an	
  Educa<onal	
  Tool?	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
 Alphabe(sa(on	
  de	
  Base	
  par	
  Cellulaire	
  
	
  (ABC)	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  Students:	
  
o  Learned	
  where	
  to	
  find	
  numbers	
  and	
  lejers	
  on	
  mobile	
  phone	
  
handset	
  
o  Learned	
  how	
  to	
  make	
  and	
  receive	
  a	
  call	
  
o  Learned	
  how	
  to	
  send	
  and	
  read	
  SMS	
  
o  Were	
  provided	
  with	
  access	
  to	
  shared	
  mobile	
  phones	
  (5	
  
people	
  per	
  mobile	
  phone)	
  worth	
  about	
  $USD	
  10	
  
•  ABC	
  module	
  started	
  six	
  weeks	
  before	
  the	
  end	
  of	
  classes	
  
•  No	
  extra	
  class	
  Cme	
  for	
  students	
  
Jenny	
  C.	
  Aker	
  
	
  The	
  ABC	
  Module	
  
Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  113	
  villages	
  were	
  randomly	
  assigned	
  to	
  one	
  of	
  two	
  
intervenCons:	
  
•  T1.	
  Regular	
  adult	
  educaCon	
  (non-­‐ABC)	
  
•  T2.	
  Regular	
  adult	
  educaCon	
  +	
  ABC	
  module	
  (ABC)	
  
•  No	
  pure	
  control	
  group,	
  so	
  compares	
  the	
  relaCve	
  impact	
  
of	
  the	
  ABC	
  module	
  on	
  learning	
  
	
  Research	
  Design	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
 
	
  
•  Learning	
  outcomes	
  (wriCng	
  and	
  math	
  test	
  scores)	
  
•  Household	
  producCon,	
  markeCng,	
  migraCon	
  
•  Mechanisms	
  
•  Cost-­‐effecCveness	
  
	
  Impacts	
  
Jenny	
  C.	
  Aker	
  Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
Raw Writing Test Scores
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Baseline Five months Eleven months
ABC
Non-ABC
	
  Wri<ng	
  Scores	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Baseline Five months Eleven months
ABC
Non-ABC
Raw Math Test Scores
	
  Math	
  Scores	
  
Similar	
  effects	
  for	
  men	
  
and	
  women	
  and	
  
younger	
  and	
  older	
  
learners	
  
Results	
  persisted	
  two	
  
years	
  a.er	
  the	
  
program	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  Do	
  mobile	
  phones	
  allow	
  students	
  to	
  pracCce	
  
more	
  outside	
  of	
  class?	
  	
  Yes	
  
•  Do	
  mobile	
  phones	
  affect	
  students’	
  effort	
  within	
  
class?	
  	
  It	
  depends	
  on	
  teacher	
  quality.	
  
•  Are	
  teachers	
  more	
  likely	
  to	
  ajend	
  classes	
  
because	
  they	
  are	
  moCvated	
  by	
  the	
  presence	
  of	
  
technology?	
  	
  No.	
  
18	
  
Jenny	
  C.	
  Aker	
  
	
  Why	
  did	
  learning	
  improve?	
  
Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  The	
  program	
  cost	
  $USD	
  7	
  more	
  per	
  student	
  as	
  
compared	
  to	
  the	
  tradiConal	
  adult	
  educaCon	
  program,	
  
but	
  students	
  had	
  higher	
  learning	
  outcomes	
  and	
  
earned	
  more	
  
•  But	
  community	
  teachers	
  taught	
  only	
  2/3	
  of	
  
contracted	
  courses	
  
o  Could	
  mobile	
  phones	
  be	
  used	
  to	
  improve	
  teacher	
  
accountability?	
  
Jenny	
  C.	
  Aker	
  
	
  Key	
  Takeaways	
  
Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  Agents	
  made	
  four	
  weekly	
  phone	
  calls	
  to	
  the	
  teacher,	
  
the	
  village	
  chief	
  and	
  two	
  randomly-­‐selected	
  students	
  
over	
  six	
  weeks	
  
•  Short	
  script	
  with	
  five	
  quesCons:	
  	
  	
  
o Was	
  there	
  a	
  literacy	
  course	
  this	
  week?	
  
o How	
  many	
  days	
  per	
  week?	
  
o How	
  many	
  hours	
  per	
  day?	
  
o How	
  many	
  students	
  ajended?	
  
o Is	
  there	
  anything	
  else	
  you	
  would	
  like	
  to	
  share?	
  
•  General	
  feedback	
  provided	
  to	
  CRS	
  on	
  a	
  weekly	
  basis	
  
o No	
  formal	
  sancCons	
  for	
  less	
  than	
  contracted	
  effort	
  
and	
  no	
  follow-­‐up	
  visits	
  in	
  the	
  short-­‐term	
  
	
  Mobile	
  Monitoring	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  160	
  villages	
  in	
  two	
  regions	
  were	
  randomly	
  assigned	
  to	
  
one	
  of	
  three	
  intervenCons:	
  	
  	
  
•  T1.	
  Adult	
  Educa<on:	
  	
  TradiConal	
  adult	
  educaCon	
  
program	
  
•  T2.	
  Mobile	
  Monitoring:	
  	
  Adult	
  educaCon	
  plus	
  mobile	
  
monitoring	
  
•  C:	
  Comparison.	
  No	
  adult	
  educaCon.	
  
	
  
21	
  
	
  Research	
  Design	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  The	
  NGO	
  is	
  unable	
  to	
  obtain	
  informaCon	
  about	
  the	
  
teachers’	
  effort	
  
o  High	
  costs	
  of	
  supervision	
  
•  If	
  teachers	
  believe	
  they	
  may	
  be	
  fired	
  or	
  penalized,	
  
addiConal	
  monitoring	
  should	
  increase	
  teachers’	
  effort	
  
and	
  student	
  learning	
  
•  Yet	
  monitoring	
  could	
  fail	
  if	
  wages	
  are	
  not	
  high	
  enough	
  
or	
  it	
  crowds	
  out	
  intrinsic	
  moCvaCon	
  
	
  
22	
  
	
  How	
  would	
  this	
  affect	
  learning?	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  Learning	
  outcomes	
  (EGRA/EGMA	
  Reading	
  and	
  
Math	
  Tests)	
  
•  Self-­‐Efficacy	
  and	
  Self-­‐Esteem	
  
•  Household	
  welfare	
  
•  Mechanisms	
  
23	
  
	
  Impacts	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
	
  Reading	
  Z-­‐Scores	
  
0	
  
0.1	
  
0.2	
  
0.3	
  
0.4	
  
0.5	
  
0.6	
  
0.7	
  
0.8	
  
0.9	
  
Lejers	
   Syllables	
   Words	
   Phrases	
   Reading	
  Z-­‐Score	
  
Non-­‐Monitoring	
  
Monitoring	
   Similar	
  results	
  for	
  math	
  
Different	
  effects	
  by	
  
teacher’s	
  “alternaCve	
  
opCon”	
  
“These	
  calls	
  prevent	
  us	
  from	
  missing	
  courses.”	
  
	
  
“Someone	
  who	
  works	
  must	
  be	
  ‘controlled’”.	
  
	
  
“I	
  felt	
  closer	
  to	
  the	
  hierarchy	
  and	
  wanted	
  to	
  do	
  well.”	
  
	
  
“This	
  proves	
  that	
  our	
  work	
  is	
  important.”	
  
	
  
“It	
  gave	
  me	
  courage.”	
  
	
  Why	
  did	
  this	
  improve	
  learning?	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  Teachers	
  
o  Do	
  monitoring	
  teachers	
  teach	
  more?	
  	
  A	
  bit.	
  
o  Are	
  monitoring	
  teachers	
  more	
  moCvated?	
  Yes.	
  
o  Were	
  they	
  more	
  likely	
  to	
  be	
  fired?	
  No.	
  
•  Student	
  
o  Are	
  students	
  less	
  likely	
  to	
  drop	
  out?	
  No.	
  
o  Are	
  students	
  more	
  moCvated?	
  Yes.	
  
	
  
	
  Why	
  did	
  this	
  improve	
  learning?	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
 Cost	
  Effec<veness	
  
$0.00	
  
$1.00	
  
$2.00	
  
$3.00	
  
$4.00	
  
$5.00	
  
$6.00	
  
$7.00	
  
Mobile	
  Monitoring	
   In-­‐Person	
  Monitoring	
  
Staff	
  Cme	
   Call	
  credit	
   Gas	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  Mobile	
  monitoring	
  increased	
  student	
  learning	
  by	
  
20-­‐50%	
  
o  Will	
  this	
  be	
  sustained	
  if	
  scaled?	
  
•  Less	
  costly	
  than	
  in-­‐person	
  monitoring	
  
o  In-­‐person	
  monitoring	
  was	
  very	
  light	
  in	
  this	
  context	
  
•  Why?	
  	
  Changes	
  in	
  teacher	
  and	
  student	
  moCvaCon	
  
•  Can	
  mobile	
  phones	
  be	
  used	
  in	
  other	
  ways	
  to	
  support	
  
teachers?	
  	
  (Ie,	
  pedagogy)	
  
•  Can	
  they	
  be	
  used	
  as	
  subsCtutes	
  for	
  teachers	
  in	
  areas	
  
where	
  condiCons	
  are	
  difficult	
  (ie,	
  conflicts)?	
  
28	
  
	
  Key	
  Takeaways	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  Mobile	
  phone-­‐based	
  adult	
  educaCon	
  curriculum	
  using	
  a	
  
simple	
  mobile	
  phone	
  
o  Series	
  of	
  400	
  micro-­‐modules	
  via	
  audio,	
  calls	
  and	
  SMS	
  
•  Piloted	
  in	
  Spanish	
  in	
  Los	
  Angeles	
  with	
  low-­‐literate	
  
learners	
  
•  Students	
  increased	
  their	
  reading	
  levels	
  by	
  two	
  years	
  over	
  
a	
  four-­‐month	
  period	
  
•  Caveats:	
  	
  Small	
  sample	
  size,	
  high	
  drop-­‐out	
  rates	
  
29	
  
	
  The	
  CellEd	
  Program	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
•  Can	
  mobile	
  phones	
  be	
  used	
  as	
  an	
  educaConal	
  tool?	
  
•  Evidence	
  is	
  mixed	
  for	
  ICT	
  and	
  children’s	
  educaConal	
  outcomes	
  in	
  
general,	
  but	
  research	
  in	
  Niger	
  suggests	
  it	
  can	
  lead	
  to	
  sustained	
  
learning	
  outcomes	
  for	
  adults	
  
•  Depends	
  upon	
  the	
  type	
  of	
  ICT	
  and	
  how	
  the	
  ICT	
  is	
  incorporated	
  
into	
  the	
  learning	
  curriculum	
  
•  ICT	
  can	
  be	
  either	
  a	
  complement	
  or	
  subsCtute	
  for	
  teacher	
  quality	
  
•  Less	
  evidence	
  of	
  the	
  impact	
  of	
  adult	
  educaCon	
  
programs	
  on	
  household	
  welfare	
  and	
  children’s	
  
educaConal	
  outcomes	
  
o  Currently	
  measuring	
  these	
  impacts	
  in	
  Niger	
  
30	
  
	
  The	
  BoVom	
  Line	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
31	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
Thank	
  you	
  
32	
  
Thank	
  you	
  
Source: Evans and Ghosh (2008) 0	
   5	
   10	
   15	
   20	
   25	
   30	
   35	
   40	
   45	
   50	
  
Blackboards	
  -­‐	
  Ghana	
  
Furniture	
  -­‐	
  Philippines	
  
Teacher	
  training	
  -­‐	
  Honduras	
  
Workbooks	
  -­‐	
  Philippines	
  
Remedial	
  EducaCon	
  (tutors)	
  -­‐	
  India	
  
CapitaCon	
  grant	
  -­‐	
  Uganda	
  
Mobile	
  phone	
  module	
  wriCng	
  -­‐	
  Niger	
  
Mobile	
  phone	
  module	
  math	
  -­‐	
  Niger	
  
Classroom	
  repair	
  -­‐	
  Ghana	
  
AddiConal	
  teachers	
  with	
  tracking	
  -­‐	
  Kenya	
  
Girls'	
  scholarship	
  -­‐	
  Kenya	
  
Teacher	
  incenCves	
  -­‐	
  India	
  
Teacher	
  incenCves	
  -­‐	
  Kenya	
  
Textbooks	
  -­‐	
  Kenya	
  
Remedial	
  EducaCon	
  -­‐	
  India	
  
Preschool	
  -­‐	
  Philippines	
  
Class	
  size	
  reducCon	
  -­‐	
  Honduras	
  
EducaConal	
  vouchers-­‐Colombia	
  
Cost ($USD) per .1 s.d. increase in test scores
	
  How	
  does	
  this	
  compare	
  to	
  other	
  
	
  interven<ons?	
  Cost	
  per	
  .1	
  s.d.	
  increase	
  
•  70%	
  of	
  teachers	
  thought	
  the	
  calls	
  were	
  from	
  CRS,	
  
29%	
  from	
  the	
  Ministry	
  
•  80%	
  of	
  teachers	
  knew	
  the	
  village	
  chief	
  was	
  called,	
  
77%	
  knew	
  the	
  students	
  were	
  called	
  
•  High	
  intra-­‐village	
  correlaCon	
  of	
  responses,	
  even	
  if	
  
courses	
  were	
  not	
  held	
  
o  Within-­‐village	
  correlaCons	
  do	
  not	
  appear	
  to	
  change	
  over	
  
Cme	
  
o  Collusion	
  or	
  high	
  degree	
  of	
  informaCon-­‐sharing?	
  
	
  Mobile	
  Monitoring	
  Experiment	
  
Aker	
  and	
  Ksoll	
   Mobile	
  Monitoring	
  Works	
  
Approche	
  de	
  Recherche	
  
35
DFAP
Villages
500
Outside
evaluation
Part of
evaluation
(160 villages)
Random
Assignment
ABC
Normal
Monitoring
(70)
Pure control
(20)
Non-ABC
Mobile
Monitoring
(70)
ABC
Non-ABC
	
  Experimental	
  Design	
  
Aker	
  and	
  Ksoll	
   Mobile	
  Monitoring	
  Works	
  
2014	
  and	
  
2015	
  
2016	
  
Geographic	
  
straCficaCon	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  
	
  Math	
  Z-­‐Scores	
  
0	
  
0.1	
  
0.2	
  
0.3	
  
0.4	
  
0.5	
  
0.6	
  
#	
  IdenCficaCon	
   QuanCty	
  
Comparison	
  
Add/Subtract	
   MulCply/Divide	
   Math	
  Z-­‐Score	
  
Non-­‐Monitoring	
  
Monitoring	
  
•  Geography:	
  	
  
o  The	
  effects	
  are	
  primarily	
  driven	
  by	
  one	
  region	
  -­‐	
  where	
  the	
  
costs	
  of	
  in-­‐person	
  monitoring	
  are	
  higher	
  
•  Gender:	
  
o  Stronger	
  monitoring	
  effects	
  on	
  men’s	
  reading	
  scores	
  
•  Teacher	
  characterisCcs:	
  
o  Stronger	
  monitoring	
  effects	
  for	
  literacy	
  teachers	
  with	
  a	
  
lower	
  outside	
  opCon	
  (gender,	
  educaCon,	
  experience)	
  
o  Stronger	
  effects	
  when	
  teachers	
  know	
  the	
  chief	
  was	
  called	
  
	
  Heterogeneous	
  effects	
  
Jenny	
  C.	
  Aker	
   Mobile	
  Phones	
  and	
  Adult	
  EducaCon	
  

2 Can Mobile Phones Improve Learning? Jenny Aker

  • 1.
    Jenny  C.  Aker,  Tu.s  University  and  IFPRI   Lessons  from  a  Decade’s  Research  on  Poverty:   InnovaCon,  Engagement  and  Impact   Pretoria,  South  Africa   March  16-­‐18,  2016   Jenny  C.  Aker   Can  Mobile  Phones  Improve  Learning?   Evidence  from  Three  Evalua<ons  of  Adult   Educa<on  Programs   Mobile  Phones  and  Adult  EducaCon  
  • 2.
    Source:    UN  Human  Development  Report,2014    Educa<on  in  sub-­‐Saharan  Africa   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon   0   10   20   30   40   50   60   70   80   90   100   Botswana   Nigeria   Ghana   Tanzania   DRC   Togo   Central   African   Republic   Ivory  Coast   Niger   Mali  
  • 3.
    •  How  can  educaConal  outcomes  be  improved?   •  SubstanCal  research  on  educaCon  intervenCons   provides  evidence  on  what  is  effecCve  in  increasing   school  parCcipaCon   o  CondiConal  and  uncondiConal  cash  transfers,  scholarships,   deworming,  informaCon   •  Yet  evidence  is  mixed  on  how  to  improve  learning  in   a  cost-­‐effecCve  way   o  Number  of  evaluaCons  have  shown  that  spending  on   certain  inputs  has  not  increased  test  scores    Mo<va<on   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 4.
     Mobile  Phone  Adop<on  in  Africa   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon    16      25      37      52      82      135      200      279      376      455     515    620     754   802   895    -­‐          100      200      300      400      500      600      700      800      900      1,000     2000   2001   2002   2003   2004   2005   2006   2007   2008   2009   2010   2011   2012   2013   2014   Number  of  Subscribers  (Millions)   Total  Number  of  Mobile  Phone  Subscribers  in  Sub-­‐ Saharan  Africa     Source:  Wireless  Intelligence,  Ericsson  2015,  GSMA  2013  
  • 5.
    Research  Goals   • Can  simple  informaCon  technology  (ie,  mobile   phones)  be  used  as  an  educa&onal  input  for  low-­‐ literate  adults?   o  Does  it  improve  learning  and  other  welfare  outcomes?       o  Is  it  cost  effecCve?    Research  Ques<ons   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 6.
    Source:    Transparency  InternaConal  2013    Teacher  Absenteeism   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon   27%  absenteeism   in  some  African   countries  (TI  2013)  
  • 7.
    •  In  response  to  high  teacher  absenteeism,  many   governments  have  shi.ed  to  community  teachers     o  Such  teachers  have  short-­‐term,  flexible  contracts  and   may  be  more  easily  monitored  by  the  community   •  Monitoring  teachers  remains  a  significant  challenge,   especially  in  countries  with  high  transport  costs  and   weak  insCtuCons    Teacher  Absenteeism   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 8.
    Research  Goals   • Can  simple  informaCon  technology  (ie,  mobile  phones)  be   used  as  an  educa&onal  input  for  low-­‐literate  adults?   o  Does  it  improve  learning  and  other  welfare  outcomes?       o  Is  it  cost  effecCve?   •  Can  simple  mobile  phones  be  used  as  a  means  to  monitor   teachers’  absenteeism  and  improve  accountability?   o  Does  this  improve  learning?     o  How  does  it  compare  with  in-­‐person  monitoring?   •  Could  mobile  phones  serve  as  a  subs&tute  for  teachers  for   certain  types  of  learning?   •  Three  randomized  control  trials  of  adult  educaCon   programs  in  Niger  and  the  US    Research  Ques<ons   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 9.
    9    Context   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 10.
    •  NGOs  (Catholic  Relief  Services)  and  the  Ministry  provide  ten   months  of  adult  educaCon  classes  over  a  two-­‐year  period   •  Held  February  through  June  of  each  year   •  Taught  reading,  wriCng  and  math  skills  in  indigenous   language  (Hausa  and  Zarma)   •  5  courses  per  week,  three  hours  per  day   •  Taught  by  community  literacy  teachers   •  Fi.y  literacy  parCcipants  per  village  (25  men,  25  women)  –   separate  classes  by  gender   •  Typically  characterized  low  enrolment,  high  drop-­‐out  and   rapid  skills  depreciaCon   Jenny  C.  Aker    Adult  Educa<on  Interven<ons:  Niger   Mobile  Phones  and  Adult  EducaCon  
  • 11.
    Bakin  Birgi   (Monday)   Zinder  (Thursday)   Tanout  (Friday)   65  km~2  min   Niamey  (Sunday)   20  km~1  hour   750  km~2  min    Mobile  Phones  as  an  Educa<onal  Tool?   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 12.
     Alphabe(sa(on  de  Base  par  Cellulaire    (ABC)   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 13.
    •  Students:   o Learned  where  to  find  numbers  and  lejers  on  mobile  phone   handset   o  Learned  how  to  make  and  receive  a  call   o  Learned  how  to  send  and  read  SMS   o  Were  provided  with  access  to  shared  mobile  phones  (5   people  per  mobile  phone)  worth  about  $USD  10   •  ABC  module  started  six  weeks  before  the  end  of  classes   •  No  extra  class  Cme  for  students   Jenny  C.  Aker    The  ABC  Module   Mobile  Phones  and  Adult  EducaCon  
  • 14.
    •  113  villages  were  randomly  assigned  to  one  of  two   intervenCons:   •  T1.  Regular  adult  educaCon  (non-­‐ABC)   •  T2.  Regular  adult  educaCon  +  ABC  module  (ABC)   •  No  pure  control  group,  so  compares  the  relaCve  impact   of  the  ABC  module  on  learning    Research  Design   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 15.
        •  Learning  outcomes  (wriCng  and  math  test  scores)   •  Household  producCon,  markeCng,  migraCon   •  Mechanisms   •  Cost-­‐effecCveness    Impacts   Jenny  C.  Aker  Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 16.
    Raw Writing TestScores 0.0 0.5 1.0 1.5 2.0 2.5 3.0 Baseline Five months Eleven months ABC Non-ABC  Wri<ng  Scores   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 17.
    0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Baseline Five monthsEleven months ABC Non-ABC Raw Math Test Scores  Math  Scores   Similar  effects  for  men   and  women  and   younger  and  older   learners   Results  persisted  two   years  a.er  the   program   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 18.
    •  Do  mobile  phones  allow  students  to  pracCce   more  outside  of  class?    Yes   •  Do  mobile  phones  affect  students’  effort  within   class?    It  depends  on  teacher  quality.   •  Are  teachers  more  likely  to  ajend  classes   because  they  are  moCvated  by  the  presence  of   technology?    No.   18   Jenny  C.  Aker    Why  did  learning  improve?   Mobile  Phones  and  Adult  EducaCon  
  • 19.
    •  The  program  cost  $USD  7  more  per  student  as   compared  to  the  tradiConal  adult  educaCon  program,   but  students  had  higher  learning  outcomes  and   earned  more   •  But  community  teachers  taught  only  2/3  of   contracted  courses   o  Could  mobile  phones  be  used  to  improve  teacher   accountability?   Jenny  C.  Aker    Key  Takeaways   Mobile  Phones  and  Adult  EducaCon  
  • 20.
    •  Agents  made  four  weekly  phone  calls  to  the  teacher,   the  village  chief  and  two  randomly-­‐selected  students   over  six  weeks   •  Short  script  with  five  quesCons:       o Was  there  a  literacy  course  this  week?   o How  many  days  per  week?   o How  many  hours  per  day?   o How  many  students  ajended?   o Is  there  anything  else  you  would  like  to  share?   •  General  feedback  provided  to  CRS  on  a  weekly  basis   o No  formal  sancCons  for  less  than  contracted  effort   and  no  follow-­‐up  visits  in  the  short-­‐term    Mobile  Monitoring   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 21.
    •  160  villages  in  two  regions  were  randomly  assigned  to   one  of  three  intervenCons:       •  T1.  Adult  Educa<on:    TradiConal  adult  educaCon   program   •  T2.  Mobile  Monitoring:    Adult  educaCon  plus  mobile   monitoring   •  C:  Comparison.  No  adult  educaCon.     21    Research  Design   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 22.
    •  The  NGO  is  unable  to  obtain  informaCon  about  the   teachers’  effort   o  High  costs  of  supervision   •  If  teachers  believe  they  may  be  fired  or  penalized,   addiConal  monitoring  should  increase  teachers’  effort   and  student  learning   •  Yet  monitoring  could  fail  if  wages  are  not  high  enough   or  it  crowds  out  intrinsic  moCvaCon     22    How  would  this  affect  learning?   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 23.
    •  Learning  outcomes  (EGRA/EGMA  Reading  and   Math  Tests)   •  Self-­‐Efficacy  and  Self-­‐Esteem   •  Household  welfare   •  Mechanisms   23    Impacts   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 24.
    Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon    Reading  Z-­‐Scores   0   0.1   0.2   0.3   0.4   0.5   0.6   0.7   0.8   0.9   Lejers   Syllables   Words   Phrases   Reading  Z-­‐Score   Non-­‐Monitoring   Monitoring   Similar  results  for  math   Different  effects  by   teacher’s  “alternaCve   opCon”  
  • 25.
    “These  calls  prevent  us  from  missing  courses.”     “Someone  who  works  must  be  ‘controlled’”.     “I  felt  closer  to  the  hierarchy  and  wanted  to  do  well.”     “This  proves  that  our  work  is  important.”     “It  gave  me  courage.”    Why  did  this  improve  learning?   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 26.
    •  Teachers   o Do  monitoring  teachers  teach  more?    A  bit.   o  Are  monitoring  teachers  more  moCvated?  Yes.   o  Were  they  more  likely  to  be  fired?  No.   •  Student   o  Are  students  less  likely  to  drop  out?  No.   o  Are  students  more  moCvated?  Yes.      Why  did  this  improve  learning?   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 27.
     Cost  Effec<veness   $0.00   $1.00   $2.00   $3.00   $4.00   $5.00   $6.00   $7.00   Mobile  Monitoring   In-­‐Person  Monitoring   Staff  Cme   Call  credit   Gas   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 28.
    •  Mobile  monitoring  increased  student  learning  by   20-­‐50%   o  Will  this  be  sustained  if  scaled?   •  Less  costly  than  in-­‐person  monitoring   o  In-­‐person  monitoring  was  very  light  in  this  context   •  Why?    Changes  in  teacher  and  student  moCvaCon   •  Can  mobile  phones  be  used  in  other  ways  to  support   teachers?    (Ie,  pedagogy)   •  Can  they  be  used  as  subsCtutes  for  teachers  in  areas   where  condiCons  are  difficult  (ie,  conflicts)?   28    Key  Takeaways   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 29.
    •  Mobile  phone-­‐based  adult  educaCon  curriculum  using  a   simple  mobile  phone   o  Series  of  400  micro-­‐modules  via  audio,  calls  and  SMS   •  Piloted  in  Spanish  in  Los  Angeles  with  low-­‐literate   learners   •  Students  increased  their  reading  levels  by  two  years  over   a  four-­‐month  period   •  Caveats:    Small  sample  size,  high  drop-­‐out  rates   29    The  CellEd  Program   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 30.
    •  Can  mobile  phones  be  used  as  an  educaConal  tool?   •  Evidence  is  mixed  for  ICT  and  children’s  educaConal  outcomes  in   general,  but  research  in  Niger  suggests  it  can  lead  to  sustained   learning  outcomes  for  adults   •  Depends  upon  the  type  of  ICT  and  how  the  ICT  is  incorporated   into  the  learning  curriculum   •  ICT  can  be  either  a  complement  or  subsCtute  for  teacher  quality   •  Less  evidence  of  the  impact  of  adult  educaCon   programs  on  household  welfare  and  children’s   educaConal  outcomes   o  Currently  measuring  these  impacts  in  Niger   30    The  BoVom  Line   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon  
  • 31.
    31   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon   Thank  you  
  • 32.
  • 33.
    Source: Evans andGhosh (2008) 0   5   10   15   20   25   30   35   40   45   50   Blackboards  -­‐  Ghana   Furniture  -­‐  Philippines   Teacher  training  -­‐  Honduras   Workbooks  -­‐  Philippines   Remedial  EducaCon  (tutors)  -­‐  India   CapitaCon  grant  -­‐  Uganda   Mobile  phone  module  wriCng  -­‐  Niger   Mobile  phone  module  math  -­‐  Niger   Classroom  repair  -­‐  Ghana   AddiConal  teachers  with  tracking  -­‐  Kenya   Girls'  scholarship  -­‐  Kenya   Teacher  incenCves  -­‐  India   Teacher  incenCves  -­‐  Kenya   Textbooks  -­‐  Kenya   Remedial  EducaCon  -­‐  India   Preschool  -­‐  Philippines   Class  size  reducCon  -­‐  Honduras   EducaConal  vouchers-­‐Colombia   Cost ($USD) per .1 s.d. increase in test scores  How  does  this  compare  to  other    interven<ons?  Cost  per  .1  s.d.  increase  
  • 34.
    •  70%  of  teachers  thought  the  calls  were  from  CRS,   29%  from  the  Ministry   •  80%  of  teachers  knew  the  village  chief  was  called,   77%  knew  the  students  were  called   •  High  intra-­‐village  correlaCon  of  responses,  even  if   courses  were  not  held   o  Within-­‐village  correlaCons  do  not  appear  to  change  over   Cme   o  Collusion  or  high  degree  of  informaCon-­‐sharing?    Mobile  Monitoring  Experiment   Aker  and  Ksoll   Mobile  Monitoring  Works  
  • 35.
    Approche  de  Recherche   35 DFAP Villages 500 Outside evaluation Part of evaluation (160 villages) Random Assignment ABC Normal Monitoring (70) Pure control (20) Non-ABC Mobile Monitoring (70) ABC Non-ABC  Experimental  Design   Aker  and  Ksoll   Mobile  Monitoring  Works   2014  and   2015   2016   Geographic   straCficaCon  
  • 36.
    Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon    Math  Z-­‐Scores   0   0.1   0.2   0.3   0.4   0.5   0.6   #  IdenCficaCon   QuanCty   Comparison   Add/Subtract   MulCply/Divide   Math  Z-­‐Score   Non-­‐Monitoring   Monitoring  
  • 37.
    •  Geography:     o  The  effects  are  primarily  driven  by  one  region  -­‐  where  the   costs  of  in-­‐person  monitoring  are  higher   •  Gender:   o  Stronger  monitoring  effects  on  men’s  reading  scores   •  Teacher  characterisCcs:   o  Stronger  monitoring  effects  for  literacy  teachers  with  a   lower  outside  opCon  (gender,  educaCon,  experience)   o  Stronger  effects  when  teachers  know  the  chief  was  called    Heterogeneous  effects   Jenny  C.  Aker   Mobile  Phones  and  Adult  EducaCon