His main areas of research are copyright law, comparative and international aspects of the creative industries, and law and technology. Professor Pessach was a Fulbright Scholar, a Residential Fellow at the Information Society Project at Yale Law School, and a visiting professor at Columbia Law School and Georgetown University Law Center. Prior to his academic career, Guy clerked for Justice Itzhak Zamir of the Supreme Court of Israel, worked in private practice, and served as an attorney at the State Attorney’s Office of Economic Department in Israel.