Gianfranco Cosmano is a certified olive oil taster (Regione Calabria), second-generation producer, and founder of Deliba Olive Oil — a family-owned farm in Molochio, Calabria, a village internationally studied for exceptional longevity. He has overseen olive oil production since 2006, managing a 40-hectare single-origin estate producing two native monovarietals: Ottobratico (629 mg/kg polyphenols, independently lab-certified) and Sinopolese. As a certified taster, he applies professional sensory evaluation to every harvest batch. Gianfranco is also CEO of Deliba Food Inc., the US distribution entity in New York, and author of The Extra Virgin Olive Oil Guide (Amazon Kindle, 2025). His expertise covers extra virgin olive oil quality and sensory evaluation, polyphenol science, Mediterrane...