Complex sentence: Dr Schoen is well known for his strong and often contentious views in favor of circumcision, and has been a driving force in the pro circumcision movement for decades, and was the Chair of the AAP Task force on circumcision during 1989,1992, and 1995.
Split into simpler sentences: Dr Schoen is well known for his strong and often contentious views in favor of circumcision, and has been a driving force in the pro circumcision movement for decades. Schoen was the Chair of the AAP Task force on circumcision during 1989,1992, and 1995.