Robert Langlands is a Canadian mathematician known for his groundbreaking work in number theory and representation theory. He is best recognized for the Langlands program, a set of conjectures that connects number theory with geometry and representation theory, aiming to unify various areas of mathematics. Born on October 2, 1936, in Winnipeg, Manitoba, Langlands has made significant contributions to the field throughout his career. He has received numerous awards, including the Shaw Prize and the Crafoord Prize, highlighting his influence and importance in modern mathematics. His work continues to inspire mathematicians worldwide.