Dr. Seuss was an American children's author, poet, and cartoonist. He is best known for his beloved books such as The Cat in the Hat, Green Eggs and Ham, and How the Grinch Stole Christmas. His unique writing style, which often featured made-up words and rhymes, has made him one of the most beloved authors of all time. Dr. Seuss was born Theodor Seuss Geisel in 1904 in Springfield, Massachusetts. He studied at Dartmouth College and later at Oxford University, where he met his future wife, Helen Palmer. After returning to the United States, he began writing and illustrating children's books. His first book, And to Think That I Saw It on Mulberry Street, was published in 1937. Dr. Seuss wrote more than 60 books, which have been translated into more than 20 languages and have sold over 600 million copies worldwide. His books have been adapted into television shows, movies, and musicals. He was awarded the Pulitzer Prize in 1984 for his contribution to children's literature. Dr. Seuss's books have been praised for their imaginative stories and characters, as well as their messages of tolerance and acceptance. His books continue to be popular with children and adults alike, and his legacy lives on in the hearts of readers everywhere.