Dr. Allen L. Tan is a prominent scholar who has made numerous contributions to the study of Psychology in the Philippines. He actively worked as a professor in the Psychology Department at Ateneo de Manila University and as an Assistant Professor at the University of Pittsburgh. He presided over the Psychological Association of the Philippines from 1986 to 1988 where he also became an active member of the Editorial Board of its official journal, the Philippine Journal of Psychology, from 1988 to 1993.
He was the Chairperson of the Philippine Social Science Council in 1989 which made him an Ex-Officio member of its Governing Council. He also became part of the Task Force that revitalized its publication called Social Science Information. He also held the Executive Editor position of the Social Science Encyclopedia of the Council in 1991. In 1995, he served as a member of the Council’s Board of Trustees. Before this, Tan served as the Chairperson of the Publications Committee of the Philippine Social Science Council in 1988.
His numerous works on family relationships, studies of values education, and Philippine psychology are available in publications both domestically and abroad. These include the A Preliminary Bibliography of Philippine Cultural Minorities, co-authored by Celia M. Antonio, which served as a comprehensive catalog on the national minorities of the country, published in 1967. He was also one of the editors of the Readings on an Emerging Global Psychology, particularly the Understanding Behavior, Bridging Cultures, published in 1998. He edited the Social Science and the Economic Recovery for the Papers and Proceedings of the National Social Science Congress II, published in 1989 with two other co-authors. Alongside these, he tested, reviewed, and published research instruments for practice such as the Ego Identity Scale of Erik Erikson with four other co-authors. He finished his doctorate in personality and social psychology at Cornell University.