Gideon was born on 7 Aug 1916 to Joseph and Jeanne Barsky. There are no further records of his family but he is found in the 1939 Register living in Hendon and working as a mechanical engineer.

Records show that he enlisted at Euston after August 1940.

Gideon was the pilot of Oxford AB771 crashed near to Weston-super-Mare killing him and fellow pilot Newton Hunter Middleton Williams, 1490507.