Test-Driven Design (Joshua Seiden)

TEST-DRIVEN DESIGN Balanced Team Conference September 25, 2011 Josh Seiden, @jseidenMonday, September 26, 2011

Blog it! Josh Seiden @jseiden #leanUX www.luxr.co @luxrco #leanStartup www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 2 Share Alike 3.0 United StatesMonday, September 26, 2011

9 Lean UX Principles 1. Design + biz + development + ... = 1 product team. 2. Externalize! 3. Goal-driven and outcome-focused. 4. Repeatable and routinized. 5. Flow: think, make, check. 6. Focus on solving the right problem. 7. Generate many options & decide quickly what to pursue 8. Recognize hypotheses & validate them 9. Rapid cycles: think/make/check Research with users is the best source of information www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 3 Share Alike 3.0 United StatesMonday, September 26, 2011

Principle #8 Declare your assumptions... www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 4 Share Alike 3.0 United StatesMonday, September 26, 2011

Principle #8 Declare your assumptions... A way to re-frame requirements www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 4 Share Alike 3.0 United StatesMonday, September 26, 2011

Principle #8 Declare your assumptions... A way to re-frame requirements  Every decision you make about your offering is a design decision. www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 4 Share Alike 3.0 United StatesMonday, September 26, 2011

Principle #8 Declare your assumptions... A way to re-frame requirements  Every decision you make about your offering is a design decision.  Every design decision is an hypothesis. www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 4 Share Alike 3.0 United StatesMonday, September 26, 2011

Principle #8 Declare your assumptions... A way to re-frame requirements  Every decision you make about your offering is a design decision.  Every design decision is an hypothesis.  Declare your assumptions and test them. www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 4 Share Alike 3.0 United StatesMonday, September 26, 2011

Monday, September 26, 2011

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Internet Mouse… www.luxr.co www.slideshare.net/jseiden ? 8 License: Creative Commons Attribution- Share Alike 3.0 United StatesMonday, September 26, 2011

Internet Mouse… www.luxr.co www.slideshare.net/jseiden ?! 8 License: Creative Commons Attribution- Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Declare your assumptions www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Declare your assumptions What assumptions do you have? www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Declare your assumptions What assumptions do you have? …about your customers? www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Declare your assumptions What assumptions do you have? …about your customers? …that if proven false, will cause you to fail? www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

What assumptions are we making?  Who is the user? Who is the customer?  Where does our product ﬁt in their work or life?  What problems does our product solve?  When and how is our product used?  What features are important?  How should our product look and behave? www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 10 Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Write the test ﬁrst We believe that person type has trouble/need/desire doing problem/oppty. [that can be addressed by our offering.] We will know we have succeeded when qualitative and quantitative outcome. This will improve KPI. www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Minimum Viable Product www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Minimum Viable Product What is the smallest thing we can make to test our hypothesis? www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Minimum Viable Product What is the smallest thing we can make to test our hypothesis? The answer to this question is your MVP. www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

Method: Get out of the building  Identify who do you want to talk to and what you want to learn In other words, what assumptions will you test? Stay tuned for Lane’s talk...  Plan your interview themes as a team  Collect artifacts, debrief and share  Use your visits for multiple purposes www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden 13 Share Alike 3.0 United StatesMonday, September 26, 2011

Want to attend a workshop? Tweet #LUXiNYC to @LUXrCo THANK YOU! www.luxr.co License: Creative Commons Attribution- www.slideshare.net/jseiden Share Alike 3.0 United StatesMonday, September 26, 2011

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Test-Driven Design (Joshua Seiden)

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Test-Driven Design (Joshua Seiden) Webinar Transcript