sentences:  De Pree, founder of Herman Miller office furniture company, he and his brother Hugh De Pree assumed leadership of the company in the early 1960s, Hugh becoming CEO and president in 1962.Max succeeded his brother Hugh as CEO in 1980 and served in that capacity to 1987, and he was a member of the company's Board of Directors until 1995.His book "Leadership is an Art" has sold more than 800,000 copies.