John William Helton

John William "Bill" Helton (Bill Helton) (born 1945) is a professor emeritus of mathematics from the University of California at San Diego. Helton is a Guggenheim Fellow and Fellow of the American Mathematical Society and the Institute of Electrical and Electronics Engineers. He has worked in the fields of operator theory, Hilbert space operators, control theory, algebraic geometry, and noncommutative computer algebra during his career. He organized the first International Workshop on Operator Theory and its Applications which has spawned revolutionary cross-discipline research for over forty years.