Reflections on long-tangled webs Fifty years ago this week President Nixon resigned the presidency in a cloud of scandal. What does this anniversary mean today? Over the next three days, nine thinkers—historians, political theorists, and journalists—will offer their reflections in response to this question. *** The exorcism of America John Haas On the evening of August 4, 1974, my teenaged self was in the first row of a soon-to-begin Grateful Dead concert at the Philadelphia Civic Center.