"Visually beautiful, and using both dialogue and captivating images, Adrian and the Tree of Secrets lets Adrian's story unfold panel after panel . This graphic novel is a sensitive reminder that there are still plenty of [gay teens like] Adrian's out there, and despite great leaps forward, isolation and harassment remain a reality for many LGBT youth around the world." -- About.com LGBT Teens "Rendered in crisp lines filled in with shades of blue, green, brown, and salmon, Marie Caillou's graphics astutely emphasize Hubert's affecting narrative about life beyond black and white." -- BookDragon "Author and artist expertly balance naivete and worldliness, from both Jeremy and Adrian, allowing readers to empathize with both. The ambiguous ending could serve as a conversation starter that gets teens talking about society's and religion's rules and how challenging it can be as individuals to carve one's own path." -- Shelf Awareness "Writer Hubert and illustrator Marie Caillou explore the emotional fraught world of gay adolescence in this beautifully rendered graphic novel." -- Lambda Literary "In the spirit of Alison Bechdel and other comic artists opting for realism over fantasy as their storytelling methods, a new graphic novel depicts the difficulties of growing up as a closeted gay man .

Adrian's adventures are imbued with thoughtful discussions of art and literature, and are made touchingly relatable by illustrator Marie Caillou." -- Huffington Post.