Pablo Picasso was a Spanish painter, sculptor, printmaker, ceramicist, and stage designer who is considered one of the most influential artists of the 20th century. He is best known for co-founding the Cubist movement and for the wide variety of styles that he developed throughout his career. Picasso's work is often characterized by its bold use of color and its unique approach to composition. He is also known for his prolific output, producing over 20, 000 works of art during his lifetime.