500 Beers: The Only Beer Compendium You'll Ever Need (Sellers Publishing)
Zak Avery is a beer expert and freelance journalist. Having worked in specialist beer retail for many years, he has carved a niche for himself as a beer writer. He serves on the committee of the British Guild of Beer Writers, and in 2008, he won their highest award: Beer Writer of the Year. He is regularly asked to carry out most people's dream job, judging beer competitions, most notably the International Beer Challenge, a competition that annually establishes the best 50 beers in the world.