
In 1943, he joined the Navy Reserve, served eight days of active duty before eventually being honorably discharged on psychiatric grounds.

During World War II, he served as a United States Merchant Mariner from July to October 1942. In 1940 he enrolled in Columbia University and even played football but, after breaking a leg, the school and sports were ended after a year. Receiving a football scholarship, he left the local high school to attend a private high school in New York City, Horace Mann School, where he wrote for the school newspaper and published short stories. Born Jean-Louis Lebris de Kérouacson, the youngest of three children of French-Canadian immigrants who settled in Lowell, Massachusetts, he could speak English, as a second language but only with a heavy French accent.

He published at least 15 novels plus collections of poetry, which he read for recordings. He was an American author of the 20th century, who wrote about the countercultural movement of the 1950s and 1960s that rejected the mores of mainstream American.
