The Alterman Gambit Guide: Black Gambits 1 is an instructional manual for improving chess players. Sharpen your tactics and learn to play dynamic attacking chess while studying the most entertaining gambits. Lines covered include: Benko Gambit, Blumenfeld Gambit, Vaganian Gambit and more. The second and concluding volume, covering 1.e4 e5, should be out early in 2012.