So often in Texas hold��em poker, you just don��t know where you stand. Do you have the best hand? The worst? Within the great gray area between the stone nuts and a pure bluff it��s often hard to tell. But take heart, because in this innovative new poker single, Annie Duke and John Vorhaus dive deep into the murky decision space of the middle zone, show you what it is, how to avoid it, and what to do if, alas, you step in something sticky.