Craig M. Johnson received his B.S. in Mathematics from the University of Illinois and his M.S. and PhD. in Mathematics from Purdue University. He has taught at Marywood University in Scranton, PA for the past 28 years and was chair of the Mathematics and Computer Science Department for 13 years.

His publications are in the area of algebraic topology and also concerning the connections between mathematics and music theory. He has taught most of the courses for the undergraduate math major and also astronomy and cosmology.