McCormack, 55, of Jericho, is running on the Democratic and Republican party lines. He is a County Court judge, an acting Supreme Court justice and an acting Family Court judge since 2006. McCormack was elected as a Nassau County Court judge in 2005. McCormack taught a trial advocacy course as an adjunct professor at Hofstra University School of Law from 2007 to 2012. He was a partner in the Garden City-based law firm of McCormack & McCormack from 1989 to 2005, specializing in criminal law, negligence, personal injury and family law. Before becoming a defense lawyer, he was a prosecutor in the Nassau County district attorney's office from 1985 to 1988, working in the trial and appeals bureaus. He graduated from New York University in 1982 and received his law degree from Brooklyn Law School in 1985. He was admitted to the New York bar in 1986.