Andrew Fraknoi retired as the Chair of the Astronomy Department at Foothill College in 2017, having taught introductory astronomy and physics at three different colleges and universities (including SF State). He was selected the California Prof. of the Year in 2007 by the Carnegie Endowment for Higher Education and has won several national prizes for his teaching. He is the lead author of a free, openā€source, electronic textbook in astronomy, and has written books for teachers, children, and science fiction fans. He appears regularly on local and national radio, explaining astronomical developments in everyday language. The International Astronomical Union has named Asteroid 4859 Asteroid Fraknoi in recognition of his contributions to the public understanding of science.