Matthew Quinn

On Feb. 19, Don Cossairt will retire after nearly 42 years at Fermilab. His work at Fermilab has included operational health physics as well as research in accelerator health physics and instrumentation, and he has contributed to the design and operation of nearly all Fermilab accelerators and experiments in the past four decades. Outside Fermilab, he has been a leader and worldwide expert in the field of accelerator health physics.