Starred Review. One oft-heard comment about Welch"s generally praised (and bestselling) 2001 memoir, Jack: Straight from the Gut , was that the book skimped on useful business advice. The respected but controversial former chief of General Electric pays readers back double here. Written with Welch"s wife, a onetime editor of the Harvard Business Review, the book delivers a brilliant career"s worth of consistently astute (and often iconoclastic) business wisdom and knowledge from the man Fortune magazine called "the manager of the century." Welch knows what he"s talking about, and here offers an admirably concise primer on how to do business that"s a paragon of tough common sense. From practices he employed at GE (e.g., the much-debated differentiation, which includes winnowing 10% of the workforce at regular intervals), to the personal qualities that lead to success (to Welch, candor is essential), to advice on job hunting and how to work with a bad boss, to ways...