A new book on artificial intelligence and game design is due to come out in the next few weeks. Using examples and case studies, the book shows how to apply emergent principles in game design — in particular using modern AI techniques. It’s written by Penny Sweetser, who worked as a designer on Medieval II: Total War. She also researched emergent techniques in games for her Ph.D. thesis at the University of Queensland.

The reason for mentioning it now is that Amazon.com has a 35% discount. So if you order now, you can get the book at only $32.99, plus another 5% pre-order bonus. For those in the UK, Amazon.co.uk has the book at 10% discount for