Designing a Game to Model Consumer Misbehavior. - Penny Drennan; Dominique A. Keeffe; Rebekah Russell-Bennett; Judy Drennan (DiGRA Conference, 2007)

Virtual Consumption: Using Player Types to Explore Virtual Consumer Behavior. - Penny Drennan; Dominique A. Keeffe (ICEC, 2007)

The gameplay visualization manifesto: a framework for logging and visualization of online gameplay data. - Simon Joslin; Ross Brown 001; Penny Drennan (Comput. Entertain., 2007)