In of IPA Never Goes Out Of Style, Hernán Castellani describes the ingredients, processes and hopping techniques needed to make IPA beers. This information is intended to enable you to efficiently brew your own beer and improvise its quality by controlling every facet of its production.

Hernán Castellani is a master brewer, a graduate of the Master Brewer program at UC Davis, a judge for the Beer Judge Certification Program (BJCP), an adviser and consultant.