At this year's FDG Conference we are organizing a workshop on research prototyping in games. Have you used game prototyping as a way to find answers? If so, send a few pages (4 - 6) to us by the 12th of March explaining what the question was, what type of prototype you build (or are building or plan to build), and what results you got! Read more here: http://wrpg.fdg2012.org/