Belinda V. De Castro is currently the Director of the Research Center for Social Sciences and Education (RCSSEd).  In her capacity as a researcher, she had been given several awards: 2014 National Research Council of the Philippines (NRCP) Achievement Awardee, Dangal ng UST Best Published Work Awardee in 2011 and 2015 (Social Science and Education Category), Silver Series awardee in 2002, 2004, 2008 and 2010; Gold Series awardee in 2012 and International Publication awardee in 2004, 2008, 2010 and 2012. To date, she had a total of twenty-one (21) international and three (3) local publications in the fields of shadow education, mathematics education, and educational management. She is the managing editor of the Asian Journal of Educational Research and Synergy (AJERS) since 2009 and one of the editorial board members of the Asian Journal of Tourism and Hospitality Research (AJTHR) since 2007. She holds a Doctoral degree in Educational Management (2011 Magna Cum Laude), Masters of Science degree major in Mathematics Education (2000 Summa Cum Laude), and a Bachelor of Science degree major in Actuarial Mathematics (1984) from the Royal and Pontifical University of Santo Tomas.

She is a professor at the UST College of Commerce and Business Administration handling Research Methodology for Human Resource Management and mathematics courses such as Statistics, Algebra, Mathematical Analysis in Business, Quantitative Techniques, and Mathematics of Investment. She had also been a faculty researcher and statistics consultant of UST’s Center for Educational Research and Development (CERD) since 2001. She had been invited as a resource person on topics such as Conjoint Analysis, Structural Equation Modelling, Statistics for Research with SPSS, and Analyzing Quantitative Data. As a faculty of the university, she had been assigned to various tasks as a math coordinator, AdHoc committee member, scholarship committee chair, SWDB member, faculty club officer, and USTGS Ethics Review Committee member. She is currently an invited reviewer of four international journals, Asia-Pacific Education Review, Education Research Journal, Current Issues in Education, and Mathematical Thinking and Learning. She is also affiliated with various organizations such as the National Research Council of the Philippines (NRCP), Comparative Education Society of the Philippines (CESP, Board Member), Philippine Society for Educational Research and Evaluation (PSERE), Philippine Council of Mathematics Teachers (MATHTED) and the Mathematics Society of the Philippines (MSP).