Nicholas Pritzker had nothing but brains and energy when he came to America from Kiev in 1881 as a 10-year-old. More than a century later, his heirs sat atop a $15 billion enterprise built on real estate development, manufacturing and the Hyatt hotel chain. Recessions, the Depression, wars — the Chicago dynasty thrived through them all.
Then came the fourth generation. The death in 1999 of family leader Jay Pritzker, Nicholas's grandson, ignited a struggle among the 11 heirs to the em