Roy L Walford

Gerontologist Roy Walford is currently researching the aging process and how to extend life expectancy. His new book "Maximum Life Span," explores the theory he is currently developing on using caloric restriction, or what Walford calls "under nutrition," to extend life expectancy. Walford has been on the faculty of the University of California, Los Angeles (UCLA) since 1954, and has won many awards for his research and work.