- Author: Henry Gregor Felsen Author Record # 16195
- Legal Name: Felsen, Henry Gregor
- Birthplace: Brooklyn, New York, USA
- Birthdate: 16 August 1916
- Deathdate: 2 March 1995
- Language: English
- Webpages: henrygregorfelsen.com, Wikipedia-EN
- Author Tags: Merril01 (1), juvenile sf (1)