Thomas William Appelquist is a theoretical particle physicist who is the Eugene Higgins Professor of Physics at Yale University.
[1] He received his bachelor's degree from Illinois Benedictine College and his Ph.D. in 1968 from Cornell University under Donald R. Yennie with thesis Parametric Representations of Renormalized Feynman Amplitudes.
Scientist award from the Alexander von Humboldt Foundation, and a Fellow of the American Academy of Arts and Sciences.
In 1997, he was awarded the J.J. Sakurai Prize of the American Physical Society for his work on charmonium and the de-coupling of heavy particles.
He has served on many advisory committees for the National Science Foundation, the Department of Energy and the American Physical Society.