Dr. Gregorio E. H. del Pilar founded and was the first to head the Personality and Individual Differences Laboratory. He has handled courses in personality traits, personality and ability measurement, and psychological statistics as Professor of Psychology until his retirement in 2020, and as Professorial Lecturer since then. He has been a consultant for major tests of the Civil Service Commission, the Career Executive Service Board, and the Philippine Coast Guard. He is on the Executive Board of the World Association for Personality Psychology, and is a Fellow of the Pambansang Samahan sa Sikolohiyang Pilipino, and the Psychological Association of the Philippines.
He was the President of the National Research Council of the Philippines from 2020-2022 and is the Convenor of the NRCP Discussion Group on Mother Tongue-Based Multilingual Education. He is also a member of the core group of Future Earth Philippines, an interdisciplinary network of researchers and scientists coordinating efforts towards the Sustainable Development Goals.
Dr. del Pilar obtained his AB (Psychology) cum laude from UP Diliman, and his doctorate in Differential Psychology from the University of Paris Nanterre.
Del Pilar, G. E. H. (2023). Isang Rebista ng mga Empirikal na Pag-aaral sa Pinagkumparang Bisa ng Ingles at Wikang Pilipino bilang Midyum ng Pagtuturo. Mabini Review, 22, 1-30.
Del Pilar, G. E. H., Bermudez, R. M., Cajanding, D., Eco, M., & Guevarra, K., Larracas, A. (2018). Ang Masaklaw na Panukat ng Loob (Mapa ng Loob) at ang pagpapatibay nito batay sa paggamit ng Bahala Na. In R. Pe-Pua (Ed.), Handbuk ng Sikolohiyang Pilipino (Handbook of Filipino Psychology), Volume 1, 691-706. Quezon City: University of the Philippines Press.
Del Pilar, G. E. H. (2017). The development of the Masaklaw na Panukat ng Loob (Mapa ng Loob). Philippine Journal of Psychology, 50 (1), 103-141.
Del Pilar, G. E. H., Sio, C., Cagasan, L., Siy, A., Galang, A. J. (2015). The Masaklaw na Panukat ng Loob Test Booklet. Quezon City: Office of the Vice-Chancellor for Research and Development, University of the Philippines Diliman
Del Pilar, G. E. H., Sio, C., Cagasan, L., Siy, A., Galang, A. J. (2015). The Masaklaw na Panukat ng Loob Professional Manual. Quezon City: Office of the Vice-Chancellor for Research and Development, University of the Philippines Diliman
Del Pilar, G. E. H. (2005). Extraversion in differential psychology and Experience Balance in the Rorschach. In A. Andronikof (Ed.) Rorschachiana : Yearbook of the International Rorschach Society, Vol. 27, 51-62. Götingen: Hogrefe and Huber Publishers (also appeared in Social Science Information, 2002, 30 (2), 28-34).
Manalastas, E. J. & Del Pilar, G. E. H. (2005). Filipino attitudes towards lesbian and gay men: secondary analysis of 1996 and 2001 national survey data. Philippine Journal of Psychology, 38 (2), 53-75.
Terraciano, A., Abel-khalek, A. M.,…, Del Pilar, G. E. H.,…, McCrae, R. R. (2005). National character does not reflect mean personality trait levels in 49 cultures. Science, October 7, 310 (Issue 5745), 96-100.*
McCrae, R.R., Terraciano, A. & 79 Members of the Personality Profiles of Cultures Project, (2005). Personality profiles of cultures: Aggregate personality traits. Journal of Personality and Social Psychology, 89 (3), 407-425.*
McCrae, R.R., Terraciano, A. & 77 Members of the Personality Profiles of Cultures Project, (2005). Universal features of personality traits from the observer’s perspective: Data from 50 cultures. Journal of Personality and Social Psychology, 88 (3), 547-561.*
Katigbak, M. S, Church, A. T., Lapeña, M. A. G., Carlota, A. J., Del Pilar, G. H. (2002). Are indigenous personality dimensions culture-specific? Relating Philippine inventories to the Five-Factor Model. Journal of Personality and Social Psychology, 82 (1), 89-101.*
Del Pilar, G. H. (2002). A probe into the Philippines’ potential for cross-cultural psychological research: the view from early socialization findings. Philippine Journal of Psychology: 40 Years of Philippine Psychology, 2002, 35, (1-2), 30-38 (reprinted from the Philippine Journal of Psychology, 1980, 13, (1-2), 40-49.
McCrae, R. R., Costa, P. T., del Pilar, G. H., Rolland, J.-P., Parker, W. D. (1998). Cross-cultural assessment of the Five-factor Model: the Revised NEO Personality Inventory. Journal of Cross-Cultural Psychology, 29(1), 171-188.
Pe-Pua, R. & del Pilar, G. H. (1991). Ang karanasan ng Departamento ng Sikolohiya sa pagtuturo sa Filipino. In Z. A. Salazar (Ed.) Ang P/Filipino sa Agham Panlipunan at Pilosopiya. Manila: Kalikasan Press, 51-58.
Del Pilar, G. H. (1985). Decolonizing introductory psychology textbooks: a search for Filipino elements. In A. Aganon & S.M.A. David, R.V.M (Eds.) Sikolohiyang Pilipino: New Directions in Indigenous Psychology. Quezon City: National Bookstore, Inc., 1985, 215-227.
Del Pilar, G. E. H. & Gozar, C. Development of Three Derived Forms of the Mapa ng Loob [Ongoing project]
Del Pilar, G. E. H., Caragay, K. T., Farb, N., Santos, K. C., Warner, T., A Mindfulness-based Program to Advance Compassion and its Related Virtues in Young Filipino Adults [Manuscript in preparation]
Del Pilar, G. E. H., Assessing UPD Capability for Campus Animal Management: Potentials and Current Initiatives [Manuscript in preparation]