Princeton, N.J. — The simple fact was that he had done something wrong, and at the end of a long and revolutionary career it didn’t matter how often he’d been right, how powerful he once was, or what it would mean for his legacy. Dr. Robert L. Spitzer, considered by some to be the father of modern psychiatry, lay awake at 4 o’clock on a recent morning knowing he had to do the one thing that comes least naturally to him. He pushed himself up and staggered into the dark. His desk seemed impossibly far away; Dr. Spitzer, who turns 80 next week, suffers from Parkinson’s disease and has trouble walking, sitting, even holding his head upright. The word he sometimes uses to describe these limitations — pathetic — is the same one that for decades he wielded like an ax to strike down dumb ideas, empty theorizing and junk

WHY are political and religious figures who campaign against gay rights so often implicated in sexual encounters with same-sex partners? In recent years, Ted Haggard, an evangelical leader who preached that homosexuality was a sin, resigned after a scandal involving a former male prostitute; Larry Craig, a United States senator who opposed including sexual orientation in hate-crime legislation, was arrested on suspicion of lewd conduct in a men’s bathroom; and Glenn Murphy Jr., a leader of the Young Republican National Convention and an opponent of same-sex marriage, pleaded guilty to a lesser charge after being accused of sexually assaulting another man. One theory is that homosexual urges, when repressed out of shame or fear, can be expressed as homophobia. Freud famously called this process a “reaction formation” — the angry battle against the outward symbol of feelings that are inwardly being stifled. Even Mr. Haggard seemed to endorse this idea