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Why Scrum?
Kane Mar
Certified Scrum Coach and
Trainer.

http://KaneMar.com
http://Scrumology.com.au
Creative Commons Attribution 3.0
Kane Mar and Others (see credits)

 You are free:
    to Share — to copy, distribute and ...
Agenda


A quick review of what is Scrum

Why Scrum?

How is this possible?

The trends in adopting Scrum ...3, 2, 1.
About Me.
A quick review of Scrum

 “The New New Product Development Game,”
 by Hirotaka Takeuchi, Ikujiro Nonaka. Havard
 Business ...
A quick review of Scrum

 “Scrum Development Process,” Ken Schwaber
 and Jeff Sutherland, OOPSLA 1995

 “Agile Software De...
What is Scrum?
What is Scrum?
What is Scrum?
What is Scrum?
Why Scrum?

Scrum is the most efficient way of going
from an idea to high quality code in
production, that I know of

Scrum...
How is this possible?

How can a team build a complete functional
application in two weeks?

What if the architectural fra...
How can a team build an
  app. in two weeks?

 They cannot ...

 However they can build some functional slice
 of the appl...
How can a team build an
  app. in two weeks?
 Sushi Slices

 Each slices is part of
 the complete whole

 Each slice can s...
How is this possible?

How can a team build a complete functional
application in two weeks?

What if the architectural fra...
What if it takes two
     months?

60% of functions are never used,

So, why not deliver the 40% that will be
used and bui...
How is this possible?

How can a team build a complete functional
application in two weeks?

What if the architectural fra...
What about the quality
    of the code?
 Agile Engineering
 practices are
 necessary in order to
 achieve this

 Continuou...
What about the quality
    of the code?

 “Software is an organizational asset and
 decisions to cut quality must be made ...
Trends in adopting
        Scrum

The adoption of Scrum has changed over the
years as Scrum has become more mainstream

On...
Reason #3

“At risk” projects

They frequently
have nothing left
to lose

Desperate teams
will try anything
Reason #2

Not meeting
market demand

Does it take 4
months to get and
approvel PRD?

Do you write more
documentation than...
Reason #1

Your competitors
are using Scrum

If you’re
competitors are
using Scrum, it’s
not a level playing
field ... they...
Summary

Why Scrum?

Because it’s the most efficient way to go
from concept to high quality code in
production

Scrum chang...
Credits

http://www.flickr.com/photos/rugby_pioneers/   http://commons.wikimedia.org/wiki/Lewis_Hine




http://www.flickr.c...
References
“Scrum is hard and disruptive”, Ken
Schwaber 2006

“Agile Software Development with Scrum,”
Ken Schwaber and Mi...
Why Scrum?
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Why Scrum?

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Why Scrum? Scrum is conceptually a very, very simple process framework. What is it about Scrum that is generating some much buzz in the software development community? Why are companies, both big and small, abandoning traditional approaches such as Water Fall and RUP, in favour of Scrum?

Published in: Technology, Business

Why Scrum?

  1. 1. Why Scrum? Kane Mar Certified Scrum Coach and Trainer. http://KaneMar.com http://Scrumology.com.au
  2. 2. Creative Commons Attribution 3.0 Kane Mar and Others (see credits) You are free: to Share — to copy, distribute and transmit the work to Remix — to adapt the work Under the following conditions: Attribution. You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work) http://creativecommons.org/licenses/by/3.0/
  3. 3. Agenda A quick review of what is Scrum Why Scrum? How is this possible? The trends in adopting Scrum ...3, 2, 1.
  4. 4. About Me.
  5. 5. A quick review of Scrum “The New New Product Development Game,” by Hirotaka Takeuchi, Ikujiro Nonaka. Havard Business Review, Jan 1, 1986. Fuji-Xerox, Canon, Honda, NEC, Epson,Brother, 3M, Xerox, and HP. References the sport of Rugby
  6. 6. A quick review of Scrum “Scrum Development Process,” Ken Schwaber and Jeff Sutherland, OOPSLA 1995 “Agile Software Development with Scrum,” Ken Schwaber and Mike Beedle, 2001 “Agile Project Management with Scrum,” Ken Schwaber “Scrum and the Enterprise,” Ken Schwaber
  7. 7. What is Scrum?
  8. 8. What is Scrum?
  9. 9. What is Scrum?
  10. 10. What is Scrum?
  11. 11. Why Scrum? Scrum is the most efficient way of going from an idea to high quality code in production, that I know of Scrum teams can push code into a production every two weeks (although they don’t have to)
  12. 12. How is this possible? How can a team build a complete functional application in two weeks? What if the architectural framework takes two months to build? What about the quality of the code?
  13. 13. How can a team build an app. in two weeks? They cannot ... However they can build some functional slice of the application, and They can build the highest priority piece of functionality
  14. 14. How can a team build an app. in two weeks? Sushi Slices Each slices is part of the complete whole Each slice can stand on it’s own This equates to slices of functionality in software
  15. 15. How is this possible? How can a team build a complete functional application in two weeks? What if the architectural framework takes two months to build? What about the quality of the code?
  16. 16. What if it takes two months? 60% of functions are never used, So, why not deliver the 40% that will be used and build the rest when we need it? Only build what you need right now
  17. 17. How is this possible? How can a team build a complete functional application in two weeks? What if the architectural framework takes 2 months to build? What about the quality of the code?
  18. 18. What about the quality of the code? Agile Engineering practices are necessary in order to achieve this Continuous Integration, TDD and (now) Continuous Deployment
  19. 19. What about the quality of the code? “Software is an organizational asset and decisions to cut quality must be made by executive management and reflected in the financial statements.” “Canary in the Coal Mine,” Ken Schwaber http://www.infoq.com/presentations/agile-quality-canary-coalmine
  20. 20. Trends in adopting Scrum The adoption of Scrum has changed over the years as Scrum has become more mainstream Once the domain of risk takers and early adopters, Scrum is now being adopted by a different group of people with different motivations
  21. 21. Reason #3 “At risk” projects They frequently have nothing left to lose Desperate teams will try anything
  22. 22. Reason #2 Not meeting market demand Does it take 4 months to get and approvel PRD? Do you write more documentation than software?
  23. 23. Reason #1 Your competitors are using Scrum If you’re competitors are using Scrum, it’s not a level playing field ... they’re playing a different game.
  24. 24. Summary Why Scrum? Because it’s the most efficient way to go from concept to high quality code in production Scrum changes the business of software
  25. 25. Credits http://www.flickr.com/photos/rugby_pioneers/ http://commons.wikimedia.org/wiki/Lewis_Hine http://www.flickr.com/photos/66164549@N00/ http://www.flickr.com/photos/samuraislice/ http://www.flicker.com/photos/vernhart/ http://www.flickr.com/photos/giovannijl-s_photohut/
  26. 26. References “Scrum is hard and disruptive”, Ken Schwaber 2006 “Agile Software Development with Scrum,” Ken Schwaber and Mike Beedle, 2001 “Agile Project Management with Scrum”, Ken Schwaber “Scrum and the Enterprise”, Ken Schwaber “Scrum in 5 minutes”, Softhouse Nordic AB http://www.softhouse.se/Uploades/Scrum_eng_webb.pdf

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