

#9-12, were written by David Alexander as sole author.) A third series, Syvertsen’s personal favorite, is the six-part Mystic Rebel series, set in Tibet and featuring CIA operative Bart Lasker. novels was written in collaboration with Jan Stacy, #2-8 solely by Syvertsen. GraphicAudio versions of all 19 books were produced.Ī second series, the Computerized Attack/Defense System (C.A.D.S.) novels, features Colonel Dean Sturgis as commander of a new generation of high-tech soldiers.

The series was published as part of the Zebra Books’ Men’s Adventure series, under the pseudonym of Ryder Stacy. The first four books in the Doomsday Warrior series were written in collaboration with Jan Stacy the remainder were written by Syvertsen alone. He is best known for Doomsday Warrior, a series of 19 novellas set in and after 2089, depicting the struggle to free America from Soviet domination following defeat in a nuclear conflagration, under the command of rebel leader Ted Rockson. Syvertsen authored or co-authored a total of 34 science fiction, action-adventure, and fantasy books. He was also a creative writing instructor in the Mystery Writers of America “Mentor Program.” His Buddhist faith and study of meditation with Tibetan monks led to a lasting interest in Tibet as a setting for his fiction as well as sympathy with the Tibetan resistance to Chinese rule.

John's University, Pace University, and CUNY College of Staten Island.

High School in Manhattan and essay writing as an adjunct professor at St. He then taught science at the Martin Luther King Jr. In 1979 he was awarded his Teaching Certification from Hunter College. A lifelong New Yorker, he graduated from Taft High School and went on to receive his BA in 1969 and MA in 1971 from SUNY Binghamton. Syvertsen was born Reidar Otto Syvertsen on April 19, 1941, son of Otto and Lillian Syvertsen. Ryder Syvertsen (1941–2015) was an American author of science fiction, fantasy, and action-adventure novels.
