Are Adunis and Jonathan Kellerman both psychologists?
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 Diamandopoulos Peter Theodore Diamandopoulos (September 1, 1928 – April 1, 2015) was a Greek–American academic administrator. He served as the seventh president of Adelphi University from 1985 until his dismissal in 1997 due to the school's financial problems.