1. Russell S. Worrall received his OD from the School of Optometry, University of California, Berkeley, where he is currently assistant clinical professor of optometry in the Pediatric and Binocular Vision Clinic. He has an interest in vision-related quackery and is a member of the board of directors of the National Council Against Health Fraud. Address: Russell S. Worrall, School of Optometry, University of California, Berkeley, CA 94720.