[3][4] Moss was born June 21, 1931, and attended Yale University graduating in 1953 with a degree in psychology.
After completing his internship at Massachusetts General Hospital, he then served in the United States Navy.
[3] While in the Navy, he was the physician involved in the Holter monitoring and interpretations of the astronaut monkey, Miss Baker, one of the first animals launched into space, after the successful flight and landing of a Jupiter rocket; subsequently, he did the same with the first human astronaut.
[5] Moss joined the University of Rochester Medical School faculty in 1966, and became known for his research on long QT syndrome.
Distinguished Professor in Cardiology at Rochester, serving until his death in Brighton, Monroe County, New York, on February 14, 2018, aged 86.