The Society of Toxicology (SOT) recently has received news of the passing of SOT Member James Wyman Holder in September 2012. He joined the Society in 1992 and was a member of the Carcinogenesis, Comparative and Veterinary, and Risk Assessment Specialty Sections as well as the Mid-Atlantic Regional Chapter. Over the course of his membership, Dr. Holder attended many of the Continuing Education Courses held in conjunction with the SOT Annual Meetings.