The Society of Toxicology (SOT) has learned of the June 23, 2014 passing of Garold "Gary" S. Yost, PhD, ATS. Dr. Yost was a Professor of Pharmacology and Toxicology at the University of Utah College of Pharmacy. He received his BS from Bethel College, MS, University of Hawaii, and PhD, Colorado State University. He was a Postdoctoral Fellow at the University of California San Francisco and a Visiting Lecturer at Johns Hopkins University. Dr. Yost was the 2000 recipient of the AstraZeneca Traveling Lectureship Award and in 2001 received the Colgate‒Palmolive Traveling Lectureship in Alternative Methods in Toxicology Award. He served on the SOT Awards, Education, and Membership Committees as well as the Scientific Liaison Task Force, Task Force on Student Recruitment and Retention, and the K‒12 Subcommittee. In addition, he was a member of the Mountain West Regional Chapter and the Comparative and Veterinary, Inhalation and Respiratory, Mechanisms, and Systems Biology Specialty Sections. Dr. Yost joined SOT in 1984.