Judge Maas is a United States Magistrate Judge for the Southern District of New York. He has a B.A. degree from Harpur College of the State University of New York at Binghamton and a J.D. degree from the N.Y.U. School of Law. Before his appointment, Judge Maas was a federal prosecutor in the Southern District of New York, a partner in the New York City office of a large upstate firm, and First Deputy Commissioner of the New York City Department of Investigation. As First Deputy Commissioner, he was responsible for the day-to-day operations of an internal affairs agency with nearly 400 employees, including attorneys, police officers, and civilian investigators, and oversaw the City's internet security efforts. Judge Maas lectures frequently on topics related to e-discovery
Judge Maas is a member of the Federal Bar Council, the Federal Magistrate Judges Association, the Association of the Bar of the City of New York, and the New York State Bar Association. He has been a member of the Executive Committee of the NYSBA Commercial and Federal Litigation Section since the founding of the Section.