Andrew Williamson is a film concept artist and freelance architect. He created concept art for most of the Harry Potter films - starting with Chamber of Secrets all the way to The Deathly Hallows Part 2. He also provided the artwork for Harry Potter: A Pop-Up Book. Having graduated from Cambridge University and qualified to be an architect in 1990, he worked on various commercial projects including the British Library at Euston before going freelance in 1997. Stuart Craig (Production Designer) then hired him as an illustrator/concept artist in 2001 for the Harry Potter films.