Ogden Nash was an American poet and humorist who wrote light verse in the 1930s and 1940s. He is best known for his unconventional rhymes and humorous critiques of popular culture. Nash's work often featured puns, wordplay, and unexpected rhymes. His most famous works include 'The Tale of Custard the Dragon' and 'The Cow That Jumped Over the Moon'. Nash's work has been widely anthologized and continues to be popular today.