Ennackal Chandy George Sudarshan (also known as E.
C.
G.
Sudarshan; 16 September 1931 – 14 May 2018) was an Indian theoretical physicist and a professor at the University of Texas.
Sudarshan has been credited with numerous contributions to the field of theoretical Physics including optical coherence, V-A theory, tachyons, quantum Zeno effect, open quantum system and Lindblad equation, spin–statistics theorem, non-invariance groups, positive maps of density matrices, quantum computation among others.
His contributions include also relations between east and west, philosophy and religion.