About Trevor Mckilligan Trevor Mckilligan (illustrator) has lived in Vancouver since 2001. He has been a participant in many grassroots projects in East Vancouver. His preferred weapon is black ink. Books by Trevor Mckilligan May Day A Graphic History of Protest illustrated by Sam Bradd & Trevor Mckilligan by (author) Robin Folvik, Mark Leier, Sean Carleton & Graphic History Collective