Alexander C. Irvine is an American author celebrated for his work across science fiction, fantasy, and tie-in fiction. He is the author of "John Winchester's Journal", an official companion to the hit television series Supernatural, as well as "Transformers", expanding the beloved franchise's universe. He also penned "Tom Clancy's The Division", bringing the acclaimed video game world to life on the page. Irvine's versatile storytelling spans original novels, short fiction, and licensed properties, earning him recognition for his ability to immerse readers in richly imagined worlds. He teaches writing at the University of Maine.