M. Susan Cigelman is retiring today after 11 years as vice president for academic affairs of AIB College of Business in Des Moines. Cigelman has led the college through much change, said AIB President Nancy Williams in a press release. She was a driving force behind AIB's development of online education and accreditation as a four-year college. Cigelman also created the college's Community Engagement Center and instituted required volunteerism as part of a student's formal education.