Michael Sellers served as an intelligence professional with the Clandestine Corps of the Central Intelligence Agency from 1979-1990.  See links below for  details.

EXECUTIVE SUMMARY OF CIA SERVICE

WARSAW, POLAND (1980)

ADDIS ABABA, ETHIOPIA (1981-83)

MOSCOW, USSR (1984-86)

MANILA, PHILIPPINES (1986-1990)

Mr. Sellers’ work for the Central Intelligence Agency has been written about in the following books and publications: