Bradley Trevor Greive

Bradley Trevor Greive AM (born 22 February 1970) is an Australian author, wildlife expert, and adventurer best known for his New York Times bestselling book The Blue Day Book, which has sold millions of copies worldwide alongside his 24 other titles translated into 27 languages. A former paratrooper in the Australian Army and cartoonist for the Sydney Morning Herald, he has worked with brown bears in Alaska, graduated from the Russian Cosmonaut Space Program, and won the Order of Australia in 2014 for services to literature and conservation. Greive divides his time between Tasmania, Alaska, California, and Australia, and has contributed to projects like the Netflix series Adventure Beast and Queer Planet.