Complex sentence: Mitchell was born in Chevy Chase, Maryland, on March 25,1922, and studied political science at the University of Maryland as an undergraduate, followed by postgraduate courses in municipal government at the American University and the University of Southern California.
Split into simpler sentences: Mitchell was born in Chevy Chase, Maryland, on March 25,1922. He studied political science at the University of Maryland as an undergraduate, followed by postgraduate courses in municipal government at the American University and the University of Southern California.