While The Nimzo and Bogo Indian offers plenty of concrete analysis there is also a great deal of explanatory prose, which should make it accessible to a wide range of players from 1800 to 2400. -- John Donaldson, International master, International Master www.JeremySilman.com My silicon friends and I spent some time checking Sielecki's analysis in the two lines for White that I know best (4.Qc2 and 4.f3). I found his analysis to be comprehensive, well sourced and well explained...suitable for the ambitious club player. -- John Hartmann Chess Life