Robert James Blattner

Robert James Blattner (6 August 1931 – 13 June 2015) was a mathematics professor at UCLA working on harmonic analysis, representation theory, and geometric quantization, who introduced Blattner's conjecture. Born in Milwaukee, Blattner received his bachelor's degree from Harvard University in 1953 He joined the UCLA mathematics department in 1957 and remained on the staff until his retirement as professor emeritus in 1992.

In 2012 he became a fellow of the American Mathematical Society.