Artist Michele Pred first went up to di Rosa Center for Contemporary Art in Napa in 1988. Then a student at California College of the Arts, she was immediately enamored. Seeing work like Mildred Howard’s bottle houses and Enrique Chagoya’s political art made a huge difference to her, she says. So, she kept going back—both to see the art and to spend time with vintner and Northern California art collector Rene di Rosa. --- About a decade before di Rosa’s death in 2010, right after Sept...