By Nicole Arthur

Tom Lehrer, a social and political satirist who amassed a devoted following in the 1950s and 1960s for routines featuring blithely subversive musical numbers such as “So Long Mom (A Song for World War III),” “National Brotherhood Week” and “The Vatican Rag,” died on Saturday at his home in Cambridge, Massachusetts. He was 97. Subscribe for unlimited access to The Post You can cancel anytime. Subscribe

His death was confirmed by his friend, David Herder, who said that the cause was unknown.

Mr. Lehrer — an Ivy League mathematics teacher who spent his early academic career on the periphery of show business — created a repertoire of songs that subverted saccharine clichés about romance, patriotism and small-town life when they weren’t skewering the Catholic Church, the

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