About Ian Turner Ian Turner is an illustrator whose client list includes Cottage Life, Reader's Digest, Toronto Life, and many more. Biometrics is his first children's book. Ian lives in Toronto, Ontario. Books by Ian Turner Mad for Ads How Advertising Gets (and Stays) in Our Heads by (author) Erica Fyvie illustrated by Ian Turner Ages 10 to 12 Grades 5 to 7 Biometrics Your Body and the Science of Security by (author) Maria Birmingham illustrated by Ian Turner Ages 8 to 12 Grades 6 to 12