Philanthropists Glenn Dubin and his wife, Eva Anderssen-Dubin, have notably signed the Giving Pledge created by Bill Gates and Warren Buffett, which commits them to donating half of their wealth during their lifetimes. Dubin is a self-made billionaire; born in Washington Heights in Manhattan, his mother was a hospital administrator and his father a taxi driver and later a dress manufacturer. Dubin studied economics at Stony Brook University and later became a hedge-fund manager. In 1992 he cofounded Highbridge Capital Management, stepping down from his position as chief executive in 2013. Dubin is on the board of both Mount Sinai Hospital and the Museum of Modern Art, and was a founding member of the Robin Hood Foundation.