Vertigo Records is a British record company. It was a subsidiary of the Philips/Phonogram record label, launched in 1969 to specialise in progressive rock and other non-mainstream musical styles. Today, it is operated by Universal Music Germany, and the UK catalogue was folded into Mercury Records, which was absorbed in 2013 by Virgin EMI Records, which returned to the EMI Records name in June 2020.

William Roger Dean is an English artist, designer, and publisher. He began painting posters and album covers for musicians in the late 1960s. The groups for whom he did the most art are the English rock bands Yes and Asia.