Roger Dean, English illustrator and publisher
William Roger Dean (born 31 August 1944), known as Roger Dean, is an English artist, designer, and publisher. He is best known for his work on posters and album covers for musicians, which he began painting in the late 1960s. The artists for whom he did the most art are English rock bands Yes and Asia.
The covers often feature exotic fantasy landscapes. His work has sold more than 150 million copies worldwide.