Gazeus Games’ CMO, who has a psychology background, talks about building games based on the underlying emotional needs of subsets of players, often called psychographics. I used this tool for setting vision early on in a project and it can equally be applied later to help ideate features and prioritise a backlog.
The foundation for Paula’s profiling is the The Big 5 (or O.C.E.A.N) personality traits was also the basis of Jason VandenBerghe’s popular GDC talk from last year and seemingly gaining traction as an alternative to the comparatively simple Bartle Quotient.
Despite only being a 20 minute watch, Paula’s talk covers a lot of ground in a really succinct manner: Starting with some theory she follows up with some practical applications. Go give it a watch.