Leonidas Resvanis

Leonidas "Leo" K. Resvanis (1944 in Athens, Greece) is a physicist known for his work with neutrinos. He is the director of the Nestor Project. [http://www.symmetrymagazine.org/cms/?pid=1000014]

He is also the person who suggested to Burton Richter that Richter's new discovery be named the "psi" particle. [http://ed.fnal.gov/samplers/hsphys/folklore.html]