John Craig obtained a B.S. in Chemistry from George Washington University in 1964 and a Ph.D. in physical organic chemistry from Georgetown University in 1969. At Georgetown, he was an NIH fellow from 1966-68. He was an NIH post-doctoral fellow at the University of Illinois and worked in the area of coenzyme models between 1969 and 1971. Dr. Craig joined the Chemistry Department faculty in 1971.

Dr. Craig's research interests are in the areas of aliphatic nitrogen heterocycles, especially those in small and medium rings. He developed a significant professional interest in the area of computer programming and data processing.