What was rube goldberg famous for?

Reuben Garret Lucius Goldberg was an American cartoonist who received a Pulitzer Prize in 1948 for his work in political cartooning. He is best known for his series of popular Cartoons depicting Rube Goldberg machines, complex devices that perform simple tasks in indirect, convoluted ways. The Reuben Award of the National Cartoonists Society is named in his honor.