Which author was also an activist, Jonathan Kellerman or Alan Paton?
Jonathan Kellerman Jonathan Kellerman (born August 9, 1949) is an American psychologist, and Edgar and Anthony Award-winning author of numerous bestselling suspense novels.
Adam Keller Adam Keller (Hebrew: אדם קלר‎ ‎ ; born 1955 in Tel Aviv-Yafo) is an Israeli peace activist who was among the founders of Gush Shalom, of which he is a spokesperson.