He is survived by his daughter, Grace Hopkins-Lisle; his companion, Leslie Kean; a sister, Eleanor Hopkins Whiteley, and a grandchild.
He survived polo at 2 years old. He earned a Bachelor's Degree in art history from Oberlin College in 1953 and moved to New York City in 1953.
He established the Intruders Foundation in New York City in 1989 regarding extra terrestrials or aliens invading the earth.
He encountered a U.F.O. sighting over Cape Cod, Massachusetts in 1964. He ran group therapy sessions for those victims of alien abductions and researched alien invasions since his encounter in 1964.