The best olive oil no longer comes from old trees in romantic olive groves. There is a new art and science emerging, and it promises to revolutionize the olive oil industry across the world. Master miller David (pronounced Daveed) Garci-Aguirre and educator Lisa Pollack, explain how Corto, and other olive oil producers around the world, are applying new knowledge to the most ancient of crafts to create the best olive oil you ever had.