Which American author has recieved an International Horror Guild Award, Jonathan Kellerman or Peter Straub?
Jonathan Kellerman: Jonathan Kellerman (born August 9, 1949) is an American psychologist, and Edgar and Anthony Award-winning author of numerous bestselling suspense novels. Peter Straub: Peter Francis Straub (born March 2, 1943) is an American novelist and poet. Peter Straub:  His horror fiction has received numerous literary honors such as the Bram Stoker Award, World Fantasy Award, and International Horror Guild Award.
Peter Francis Straub