From 1966 – 1974, he was an Associate Professor at the Mathematics department at
University of California, Berkeley. During his time at UC Berkeley, he supervised 4 PhD students. Rosenthal later joined the
University of Texas at Austin in 1979, where he held the first Chair endowed in the Mathematics Department, the John T. Stuart III Centennial Professor of Mathematics. He later retired with Emeritus status in 2005 and returned to UC Berkeley to became a visiting lecturer from 2013 – 2015. which were referenced an estimated 4,100 times. == Selected publications ==