Robert Phelan Langlands, (; born October 6, 1936) is an American-Canadian mathematician.
He is best known as the founder of the Langlands program, a vast web of conjectures and results connecting representation theory and automorphic forms to the study of Galois groups in number theory, for which he received the 2018 Abel Prize.
He is an emeritus professor and occupies Albert Einstein's office at the Institute for Advanced Study in Princeton.
Author: Author - Dr. Jeff Mozzochi (passed copyright for the photo to owner - professor Robert Phelan Langlands) Source: Scanned from photo print and sent by secretary of professor Robert Phelan Langlands (Institute of Applied Science, Princeton NJ, USA) from his own archive, with OTRS permission from him and Dr. Jeff Mozzochi (author of the photo). Cropped and rotated by me for the best quality. License: CC-BY-SA-3.0-migrated GFDL