Joseph Herbert, Who Helped Catch Copycat Zodiac Killer, Dies at 68 NYT | Top Stories By: Richard Sandomir 9 October 2025 at 21:18 A New York police detective, he used his knowledge of the killer’s handwriting — and a lucky twist — to solve a confounding case. © Andrea Mohin/The New York TimesJoseph Herbert in 1996, with Detective Thomas Maher, left, at a news conference about the arrest of Heriberto Seda, whose killings mimicked those of the so-called Zodiac killer.