In a world more to his liking, Gore Vidal might have been president, or even king. He had an aristocrat's bearing _ tall, handsome and composed _ and an authoritative baritone ideal for summoning an aide or courtier.

Gore Vidal, the author, playwright, politician and commentator whose novels, essays, plays and opinions were stamped by his immodest wit and unconventional wisdom, died Tuesday, his nephew said.

In a world more to his liking, Gore Vidal might have been president, or even king. He had an aristocrat's bearing — tall, handsome and composed — and an authoritative baritone ideal for summoning an aide or courtier.