Joseph A. and Diana DiMenna The DiMennas support organizations in the arts, education and the development of children. They have been major supporters of The Orchestra of St. Luke’s, Harlem Children’s Zone, St. Jude Children’s Research Hospital, College Summit and the Robin Hood Foundation, among others. Diana DiMenna serves as a member of The Museum Advisory Council for The American Museum of Natural History, and is also a board member of Jazz at Lincoln Center, the Central Park Conservancy and The Noguchi Museum. Joseph A. DiMenna is Managing Director of Zweig-DiMenna Associates and serves as a member of the Board of Trustees for the Harlem Children’s Zone, The Orchestra of St. Luke’s, The New-York Historical Society and Fairfield University. In addition, Mr. DiMenna was named “Entrepreneur of the Year” in 2002 by the National Foundation for the Teaching of Entrepreneurship, an organization that promotes the teaching of business principles to students.