Complex sentence: Taylor-Burroughs taught at DuSable High School for 23 years, and from 1969 to 1979 was a professor of humanities at Kennedy-King College, a community college in Chicago.
Split into simpler sentences: Taylor-Burroughs taught at DuSable High School for 23 years. From 1969 to 1979, she taught humanities at Kennedy-King College, a community college in Chicago.