AVI is the author of more than fifty books, in such genres as historical fiction, mysteries, adventure stories, fantasies, ghost stories, and animal tales. His acclaimed works include The True Confessions of Charlotte Doyle (winner of a Newbery Honor and the Boston Globe-Horn Book Award); Nothing But the Truth: A Documentary Novel (winner of a Newbery Honor and a Boston Globe-Horn Book Honor); Poppy (winner of the Boston Globe-Horn Book Award); Encounter at Easton (winner of the Christopher Award); and The Fighting Ground (winner of the Scott O’Dell Award for Historical Fiction).

Avi lives with his family in Denver, Colorado.