Office of the University Registrar

Dr. Ma. Theresa Payongayong

The University Registrar

Associate Professor Ma. Theresa T. Payongayong obtained her PhD in Philippine Studies from UP Diliman. She also obtained her Masters and Bachelor’s degree in Philosophy from the same.

She began her teaching career in UP as Assistant Professor at the Division of Philosophy of the College of Arts and Sciences of UP Los Baños in 1992. Then she moved to the Department of Philosophy of UP Diliman’s CSSP in 2003 where she remains up to the present.

She was a member of SDT from 2004 to 2011. She was College Secretary of the College of Social Sciences and Philosophy (CSSP) from 2011-2014. Afterwards, she was appointed CSSP’s Associate Dean for Academic Affairs from 2014-2017.

Despite being busy as faculty administrator, she continues to write publications and conduct research/extension work on topics such as feminist philosophy, philosophy for children, and ethics.

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Asst. Prof. Mallari

The Assistant University Registrar

AARON ABEL MALLARI is assistant professor in the Department of History, College Social Sciences and Philosophy (CSSP), UP Diliman. He obtained his BA in History (cum laude) and MA History from UP Diliman. His research interests are in the fields of social and cultural history (particularly history and sociology of crime and punishment), history of science, technology and medicine, and Southeast Asian Studies. Prior to serving as assistant university registrar, he also served as assistant college secretary of CSSP.


The Assistant University Registrar for Academic Information System

Dr. Eugene Rex L. Jalao is an Associate Professor of Analytics and Industrial Engineering in the University of the Philippines Diliman, Department of Industrial Engineering and Operations Research. He specializes in Decision Support Systems, Business Analytics Solutions, Data Mining, Optimization and Systems Simulation. He obtained his Ph.D. in Industrial Engineering from Arizona State University (ASU) in May 2013. Additionally, he obtained his Masters of Science in Industrial Engineering degree as well as his Bachelor of Science in Industrial Engineering from the University of the Philippines Diliman in 2009 and 2007 respectively. He was inducted into the Alpha Phi Mu, Industrial Engineering Honor Society in 2012. His ten years of work and research experience are in the fields of business analytics both here in the Philippines and in the United States of America, specifically in the Banking, FMCG, Manufacturing, Real Estate, Healthcare, Telecommunications and Information Technology industries. Also, he is the current director of the Business Analytics Certification Program of UP National Engineering Center. Furthermore, he was part of 50-person APEC team that drafted the Recommended Data Science and Analytics Competencies last May 2017 in Singapore. He is also a certified SAP ERP Materials Management consultant, a Matlab computing associate and an advocate of the R Programming language.