At the 63th Society of Toxicology annual meeting held from March 10th to 14th, 2024 in Salt Lake City US, Prof. Dr. Flemming Cassee has been awarded the Career Achievement Award of the Inhalation and Respiratory Specialty Section (IRSS) of the Society. This recognition is awarded to investigators whose body of work represents an outstanding achievement in respiratory/ inhalation toxicology. The Dutch Society for Toxicology congratulates Prof. Dr. Cassee!