Gambit Guide In his weekly video lecture series for ICC, Boris Alterman's Gambit Guide, Boris investigates gambits old and new and show that, while some may not be actively played on the grandmaster circuit these days, they are all exciting to play and at the same time instructive as they teach us all about natural development of the pieces and tactics in chess. GM Boris Alterman has just opened his official blog where, among other things, he'll be discussing some of his choices for his Gambit Guide.