Emanuel "Dekong" Castro De Guzman is a former President of the Polytechnic University of the Philippines. De Guzman was appointed by the Commission on Higher Education in accordance with the provisions of the Republic Act 8292, otherwise known as the Higher Education Modernization Act of 1997. and by virtue of Resolution No. 872, Series of 2012 passed on March 14, 2012 by the PUP Board of Regents. De Guzman is the second youngest President next to Dr. Nemesio Prudente.