Special consideration will be given to abstracts that exemplify the role of comparative medicine in evaluating the safety/risk of exposure to chemicals or physical agents. Nominees for the CTPVSS Roger O. McClellan Student Endowment Award must be individuals who are enrolled in a program leading to a Doctor of Veterinary Medicine degree (DVM or VMD), in post-DVM residency, or a post-DVM graduate program. The awardee must be a member of the Society of Toxicology (any level) or have an application pending. Preference will be given to members of Comparative Toxicology, Pathology, and Veterinary (CTPVSS) and long-term association is appreciated. The abstract must be submitted and accepted through the regular SOT submission process. This research must be hypothesis driven. The award application must include a letter of recommendation from the mentor and a copy of the submitted abstract. Please visit the award's website for more information.