The citation reads,
For profound contributions to the field of exactly solvable models in statistical mechanics and many body physics, in particular the construction of the widely studied Gaudin magnet and the Calogero-Sutherland, Shastry-Sutherland, and Calogero-Moser models.
Pugwash congratulates Prof. Calogero, a serving member of the Pugwash Council, as well as his co-recipients.
More information is available at the APS website.