PM and UX Have Markedly Different Views of Their Job Responsibilities A Research Paper by Kara Pernice & Raluca Budiu www.nngroup.com The graph shows 3 research-related tasks and the percentage of PMs and UXers who agreed on whether PM or UX should be responsible for each. A survey of people in user experience and product management shows that these professionals disagree on who should be responsible for many key tasks, like doing discoveries and early design. uxmanagement
What's wrong with the rational model We Don’t Really Know the Goal When We Start We Usually Don’t Know the Decision Tree – We Discover It as We Go The Nodes Are Really Not Design Decisions, but Tentative Complete Designs The Goodness Function Cannot be Evaluated Incrementally The Desiderata and Their Weightings Keep Changing The Constraints Keep Changing Frederick P. Brooks, Jr., What's Wrong With This Model? Changing constraintsDeciding what to designThe situation talks back