Oliver Frey was a Swiss artist, who was based in the United Kingdom. He was known for his book and magazine illustrations, especially for British computer magazines of the 1980s. Under the pen name Zack, he became known for his erotic illustrations and erotic comics in British gay male porn magazines of the 1970s and 1980s.

Look and Learn was a British weekly educational magazine for children published by Fleetway Publications Ltd from 1962 until 1982. It contained educational text articles that covered a wide variety of topics from volcanoes to the Loch Ness Monster; a long running science fiction comic strip, The Trigan Empire; adaptations of famous works of literature into comic-strip form, such as Lorna Doone; and serialized works of fiction such as The First Men in the Moon.