Simplify the following text for a Grade 10 native English-speaking person.
Original: Charles `` Chuck '' Wendell Colson ( born October 16 , 1931 ) is a Christian leader , cultural commentator , and former Special Counsel for President Richard Nixon from 1969 to 1973 .
Simplified: Charles ( Chuck ) Wendell Colson ( born October 16 , 1931 , in Boston , Massachusetts ) was the chief counsel for President Richard Nixon from 1969 to 1973 .