Amy Lau, a New York interior designer and a founder of the annual Design Miami fair, whose vernacular was the saturated colors of the American Southwest and whose deep knowledge of modernist objects was the foundation of her work, died of cancer on Jan. 17 2025 in Scottsdale, Ariz. She was 56. Ms. Lau teamed up with real estate developer Craig Robins in 2005, along with the designer Ambra Medda, to start Design Miami, a collectible-design fair conceived to run in tandem with the annual art fair Art Basel Miami Beach. Amy Marie Lau was born on Dec. 12, 1968, in Scottsdale, Arizona, A relative was a founder of the Taos School, an early-20th-century art movement, After receiving a bachelor’s degree in art history from the University of Arizona in 1992 and a master’s in fine and decorative arts from the Sotheby’s Institute of Art in Manhattan in 1995, Ms. Lau became the manager of Aero, the New York design gallery and boutique.