Palm Beach Gardens is a city in Palm Beach County in the U.S. state of Florida, 77 miles north of Miami. Palm Beach Gardens is a principal city of the Miami metropolitan area. As of the 2020 United States census, the population was 59,182.

John Donald MacArthur was an American insurance magnate, real estate investor and philanthropist who established the John D. and Catherine T. MacArthur Foundation, benefactor in the MacArthur Fellowships.