"Great pacing, some deep character building, and smart writing all around."-Ain't It Cool News on Dawn of the Planet of the Apes: Firestorm
"Genuinely engaging, infused with a solid sense of dread..."-The Playlist on Dawn of the Planet of the Apes: Firestorm
"A fun adventure [that] has a lot of juicy stuff to pore over." Den of Geek on War of the Planet of the Apes: Revelations
"Keyes mixes cultures, religions, institutions and languages with rare skill." - Publisher's Weekly on the Briar King
"fresh and imaginative" - Publisher's Weekly on the Charnal Prince
"Keyes's lyricism, pacing and deft handling of eternally important topics... make this a thought-provoking entertainment." - Publisher's Weekly on the Charnal Prince