The ecology of games : connecting youth, games, and learning

The ecology of games : connecting youth, games, and learning / edited by Katie Salen, MIT Press, 2008

This book is about the psychology of computer games. What makes a game addictive? How can games be useful in education? The book is a collection of 9 essays by academics, and conveys many interesting ideas, though game designers will not find any practical how-to. 250 pages.