His work — explorations of color and light in geometric paintings and light sculpture — has been widely exhibited. In 1992, he published "Waldo Díaz-Balart, Ensayos de Arte (Cintas for art, 1968-69, 1969-70)." He acted in two movies by Andy Warhol, The Life of Juanita Castro in 1965 and The Loves of Ondine in 1968. He joins Books & Books for a conversation about his life and work, on the eve of the opening of Art Basel/Miami Beach. 8 p.m. Books & Books, 265 Aragon Ave., Coral Gables. Details: (305) 442-4408 or www.booksandbooks.com.