The Center of Excellence in 21st Century Toxicology (21CT; a division of ToxStrategies) was well represented at the 44th annual summer meeting of The Toxicology Forum (TFF), held July 9–11 in Baltimore. Dr. Susan Borghoff, 21CT Director, served on the Organizing Committee and also participated in the session titled, “Integration of Toxicokinetics and the Kinetically-Derived Maximum Dose into Toxicity Testing and Risk Assessment.” Dr. Borghoff’s presentation was, “Kinetically Derived Maximum Dose: A Key Initiating Event Impacting Need for Mode-of-Action Investigations of High-Dose-Specific Toxicity.”