Dr. Karl Schaffer by Steve DiBartolomeo (fair use)

Karl Schaffer

Karl Schaffer is a mathematician and dancer. He directs several Santa Cruz based touring shows about dance and mathematics, and has co-directed the Dr. Schaffer and Mr. Stern Dance Ensemble for the past 20 years.

Paths from Karl Schaffer to Paul Erdős

Paths from Karl Schaffer to Kevin Bacon

Paths from Karl Schaffer to Black Sabbath