Dominick Dunne

In an age of celebrity, Dominick Dunne was a social commentator of the highest order. The longtime Vanity Fair writer and best-selling crime novelist, who died Aug. 26 at 83, was one of the few people I've met who could talk as well as he wrote. And he liked to talk.

I first met Dunne in Washington when I had him on my radio show. He was supposed to chat for an hour but stayed for three. He was your ideal guest: passionate, humorous and extraordinarily honest. Dunne was the first to admit that when he covered high-profile crimes, he was...