Complex sentence: She taught Computer Science at the University of Florida for 28 years, then, from 2004 until 2015 she twas on the faculty of the Rainier Writer's Workshop, a low res MFA program based at Pacific Lutheran University.
Split into simpler sentences: She taught Computer Science at the University of Florida for 28 years. Then, from 2004 until 2015, she was on the faculty of the Rainier Writer's Workshop, a low res MFA program based at Pacific Lutheran University.