Don't Worry, He Won't Get Far on Foot - Paperback

Callahan and the Horses of Hope - Paperback

Dirty Harry's America: Clint Eastwood, Harry Callahan, and the Conservative Backlash - Hardcover

Glory Through Pain - Paperback

Callahan - Paperback

Callahan on the Case - Paperback

Hillary Clinton: A Life in American History - Paperback

Callahan in Action - Paperback

A Drop of Rain: My Journey to Post-Traumatic Growth - Paperback

Roadkill in Blaze - Paperback

The Shaking: Olivia Callahan Suspense - Paperback

The Two Worlds of Billy Callahan - Paperback

Bill Clinton: New Gilded Age President - Paperback

The Crushing: Olivia Callahan Suspense - Paperback

The Deadening: Olivia Callahan Suspense - Paperback

Clinton in Exile: A President Out of the White House - Paperback

42: Inside the Presidency of Bill Clinton - Paperback

The Callahan Brothers Trilogy - Paperback

We Are Clintonians - Paperback

The Rising: Olivia Callahan Suspense - Paperback

The Torching: Olivia Callahan Suspense - Paperback

Because He Could - Paperback

Bill Clinton: New Gilded Age President - Hardcover