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Sten Govaerts 
EPFL, Switzerland 
 
 
 
✈️ 
 
) 
 
️ 
 
 
 
 

Research interests 
Learning 
Music 
Social media 
Information visualisation
Go-Lab 
Encouraging 
students to study 
STEM! 
http://golabz.eu
Bringing scientific 
enquiry into the 
classroom 
through social 
media! 
Teacher edit mode 
Student view mode 
http://gra...
SpeakUp 
Q 
A 
A 
❶ 
A 
❷ 
❺ 
❷ ❹ 
Q 
❶ ❸ 
Without SpeakUp 
With SpeakUp 
Scenario 
Sten Govaerts, Adrian Holzer 
and Deni...
SpeakUp 
+22 
(22 votes) 
@prof: 
@prof:
location-based 
temporary 
anonymous
evaluation: 
11 courses + 1 conference 
> 2000 participants 
80 
50 
40 
30 
20 
10 
0 
SpeakUp content spam organisation ...
20 
10 
0 
Number of messages 
2 3 4 5 6 
Lecture # 
lecture related 
fun 
miscellaneous 
social 
news 
irrelevant message...
temporary social media: 
users: YES! 
non-users: not needed…
research question: how digital and f2f 
interactions be interweaved? 
experiments with different protocols 
digital ▲, the...
research question: how can participation 
be improved? 
SpeakUp increases participation. 
how can participation become 
mo...
research question: how to balance 
attention, distraction & awareness? 
experiments with public display 
push notification...
Try it in your 
lecture! 
http://www.seance.ch
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Speakup - in NordiCHI2014 Personal or Social workshop.

My presentation at the NordiCHI2014 "Personal or Social?" workshop.

http://personalorsocial.wordpress.com/

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Speakup - in NordiCHI2014 Personal or Social workshop.

  1. 1. Sten Govaerts EPFL, Switzerland    ✈️  )  ️     
  2. 2. Research interests Learning Music Social media Information visualisation
  3. 3. Go-Lab Encouraging students to study STEM! http://golabz.eu
  4. 4. Bringing scientific enquiry into the classroom through social media! Teacher edit mode Student view mode http://graasp.eu
  5. 5. SpeakUp Q A A ❶ A ❷ ❺ ❷ ❹ Q ❶ ❸ Without SpeakUp With SpeakUp Scenario Sten Govaerts, Adrian Holzer and Denis Gillet, "Enriching face-to-face and digital interaction with SpeakUp: challenges & lessons learned"
  6. 6. SpeakUp +22 (22 votes) @prof: @prof:
  7. 7. location-based temporary anonymous
  8. 8. evaluation: 11 courses + 1 conference > 2000 participants 80 50 40 30 20 10 0 SpeakUp content spam organisation speakup face-to-face content G1: group without SpeakUp G2: group with SpeakUp number of messages G1 G2 G1 G2 G1 G2 G1 G2 G1 G2 G1 G2 lecture 1 lecture 2 lecture 3 lecture 4 lecture 5 lecture 6 PM2013 lecture 1 60 lecture 2 lecture 3 lecture 4 lecture 5 70 lecture IS2013 EM2013 90
  9. 9. 20 10 0 Number of messages 2 3 4 5 6 Lecture # lecture related fun miscellaneous social news irrelevant messages: 40 messages 30 of 20 Number 10 0 Messages relevant to the lecturer Message not relevant to the lecturer FC BC FC = Frontchannel BC = Backchannel FC BC FC BC FC BC FC BC Lecture 2 Lecture 3 Lecture 4 Lecture 5 Lecture 6 it’s not all spam!
  10. 10. temporary social media: users: YES! non-users: not needed…
  11. 11. research question: how digital and f2f interactions be interweaved? experiments with different protocols digital ▲, then co-location need ▼ consolidate different digital platforms
  12. 12. research question: how can participation be improved? SpeakUp increases participation. how can participation become more representative & inclusive? does information overload affect participation?
  13. 13. research question: how to balance attention, distraction & awareness? experiments with public display push notifications to foster digital interaction awareness but, when, what and how?  using wearable tech?
  14. 14. Try it in your lecture! http://www.seance.ch

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