HOUSE OF CARDS does more than recount the incredible panic of the first stages of the financial meltdown. William D. Cohan beautifully demonstrates why the seemingly invincible Wall Street money machine came crashing down. He chronicles the swashbuckling corporate culture of Bear Stearns, the strangely crucial role competitive bridge played in the company’s fortunes, the brutal internecine battles for power, and the deadly combination of greed and inattention that helps to explain why the company’s leaders ignored the danger lurking in Bear’s huge positions in mortgage-backed securities