Ricardo Semler (born 1959) is a Brazilian businessman, author, and renowned management innovator. As former CEO of Semco, a Brazilian conglomerate, he became famous for his radical approach to workplace democracy and employee empowerment. His book "Maverick!" (1993) became a global bestseller, documenting his unconventional management philosophy. Semler is recognized worldwide as a pioneer in transforming traditional corporate culture through practices like flexible work hours, employee-elected managers, and open-book management.