John Glatt is the author of many bestselling true crime books, including Lost and Found, Secrets in the Basement, and others. He has worked as an investigative journalist in both England and America for more than 30 years. Glatt dropped out of school at the age of 16 and did a number of jobs, including tea boy and messenger, until landing a job as a reporter for a small weekly newspaper. He freelanced for numerous English newspapers before moving to New York in 1981, where he joined the News Limited staff and freelanced for Newsweek and the New York Post. In 1981, he wrote his first book, a biography of Billy Graham, and in 1998, he published For I Have Sinned, his first true crime novel.

He has appeared on Dateline NBC, Fox News, A Current Affair, BBC World News, and A&E Biography, among other programs, all around the world. His time is split between New York City, the Catskill Mountains, and London with his wife Gail.