Thomas Andrew "Tom" Lehrer (born April 9 1928) is an American singer-songwriter, satirist, pianist, and mathematician. He has lectured on mathematics and musical theater.

Lehrer is best known for the pithy, humorous songs he recorded in the 1950s and 60s. His work often parodied popular song forms, notably in "The Elements", where he sets the names of the chemical elements to the tune of the "Major-General's Song" from Gilbert and Sullivan's Pirates of Penzance. Lehrer's earlier work frequently dealt with trivial subject matter, but he also produced a number of songs dealing with the social and political issues of the day, particularly when he went on to write for the TV show That Was The Week That Was.

Thomas Andrew “Tom” Lehrer (born 9 April 1928) is an American singer-songwriter, satirist, pianist, and mathematician. He has lectured on mathematics and musical theater. Before attending college, Lehrer graduated from the Loomis Chaffee School in Windsor, Connecticut. As an undergraduate student at Harvard University, he began to write comic songs to entertain his friends, including “Fight Fiercely, Harvard” (1945). Those songs later became (in a joking reference to a leading scientific