Hadley Dyer is the author of more than a dozen fiction and nonfiction titles for children and young adults, including Angus is Here, More Than Money: How Economic Inequality Affects EVERYTHING, Here So Far Away, and Johnny Kellock Died Today. As an editor, she has collaborated with many of Canada's finest writers for young readers, including Dennis Lee, Kenneth Oppel, Kit Pearson, Arthur Slade, and Richard Scrimger. 

She has also written for publications such as The Globe and Mail, Toronto Life, and OWL Magazine, and worked on behalf of multiple organizations that promote literacy and reading, including CODE, IBBY Canada, and the Canadian Children's Book Centre. Raised in Nova Scotia, she now lives in Toronto.