Florencio Gaa has been teaching engineering for twenty nine years, previously at UP College of Engineering and lately at the UA&P. He obtained his doctorate in mechanical engineering at UNSW and has a special interest in the numerical modelling of thermal phenomena and simulation of air-conditioning and refrigeration systems. He has participated in various building and construction projects in which he applied his special expertise in heat and mass transfer. He is currently the Dean of the School of Science and Engineering at UA&P.