Tom Holzel is a retired technology sales and marketing executive and a graduate of Dartmouth College. He is coauthor of The Mystery of Mallory & Irvine, reviewed by the NY Times Bo...ver maisTom Holzel is a retired technology sales and marketing executive and a graduate of Dartmouth College. He is coauthor of The Mystery of Mallory & Irvine, reviewed by the NY Times Book Review, and Ballard’s War, a WWII spy thriller. He hikes the Connecticut hills daily with his wife, Dianne, and their sheltie dog, Tucker.ver menos