Members of the Steering Committee

The members of the PHISO Steering Committee will assist the Board of Trustees in managing the affairs of the organization.

Mnenosyne Hilary Vinarao better known as “Shayne” is a Political Science Lecturer at the Pamantasan ng Lungsod ng Muntinlupa. She holds a Master degree in International Studies with specialization in Leadership and Social Change at Miriam College. She is a proud graduate of Far Eastern University where she obtained her Bachelor of Arts in International Studies and also served as a Student-Leader of the International Studies Society for 3 consecutive years. She is a steering committee member of the Philippine International Studies Organization. She is an advocate of the environment and women empowerment. As part of the academe, her research interests include: International Relations, Global Leadership, Environment Policy and Gender Development.

Mar Louie Vincent C. Reyes is an MA student in Political Science at the University of San Carlos, where he also earned his BA Political Science major in International Relations and Foreign Service while serving as councilor for the Carolinian Political Science Society. His primary research interests are focused on the intersection between religion and politics, specifically in the politics of the Roman Catholic Church, the role of religious freedom in developing holistic societies, and the relevance of religion in international relations. He is also interested in studying political philosophy and ethics, particularly existentialism and Christian philosophy. He participated at the 2018 PHISO Conference and at the first National Christian Philosophy Conference. His papers were “ASEAN Religious Identity: How Religious Freedom Builds Bridges” and “Hope within the Vacuum: The Christian Response to Modern Existential Crises.”

Frances Therese G. Zabala is currently the Project Assistant of Women and Gender Institute (WAGI). She is also a graduate student of Master in International Studies – Honors Program at Miriam College and obtained her Bachelor of Arts in International Studies in the same institution. Her research interests include International Relations, Gender, Discourse Analysis, Development, and Leadership.

Anna Marie Sibayan-Sarmiento is an associate professor of Spanish at the Department of European Languages, College of Arts and Letters and an affiliate faculty of the Center for International Studies at the University of the Philippines Diliman. She obtained her PhD in Didactics of Language and Literature and her MA in Teaching Spanish as a Foreign Language from the University of Barcelona. She has mainly published on adult foreign language acquisition; her current interests include the place of Spanish in International Studies, specifically how it is taught and learned in a postcolonial context.

Naidyl Isis Bautista is Assistant Professor of Italian at the Department of European Languages and is an affiliate faculty at the Center of International Studies, both at the University of the Philippines, Diliman. In 2016, she obtained a Master in Teaching Italian to Foreigners (Didattica dell’italiano a stranieri) from the Università per Stranieri di Siena. Her research interests include materials development, language didactics, linguistics, cultural studies, and decolonial studies.

Hadje Cresencio Sadje is associate member of the SOAS Center for Palestine Studies, University of London, UK. Mr. Sadje obtained an MA in Crosscultural Theology degree from Protestant Theological University, The Netherlands, in 2016. He is currently an MA student (specializing on Sociology of Religion) at the University of Bonn, Germany, and at the same time, an MA student in Theology and Religious Studies at the Evangelical Theological Faculty in Leuven, Belgium. In the world of practice, his notable works are in association with the Christian Peacemaker Team Greece, Caritas Brussels, World Student Christian Movement-Europe (WSCM-Europe), EAPPI-World Council of Churches (WCC), Peace Builders Community Philippines, and Pananaw Pinoy. While in academe, he researches and teaches at the Barcelona Applied Social Sciences Spain and the Foundation Academy in Amsterdam, the Netherlands. Mr. Sadje’s research interests include global politics and world religions, sociology of religion, philosophical theologies, postcolonial theologies, and political/public theologies.

Nashrolah Sumali Langco, a Legislative Staff Officer II, is a Meranao who earned his bachelor’s degree in Philosophy, magna cum laude, in 2018 from the University of the Philippines Diliman. Currently, he is pursuing a graduate degree in Philosophy from the same university. Prior to working with the PRLS, he worked in the retail industry, as well as with the academe, working as a graduate assistant in the College of Social Sciences and Philosophy in the University of the Philippines Diliman, and as an assistant lecturer in Mindanao State University – General Santos City, teaching undergraduate students general education courses such as Ethics and Understanding the Self. He was also engaged in several student activities and organizations during his undergraduate years, being both a member as well as an officer in several student organizations. His main research interests lie in the field of political theory. 

Jeconiah Louis Dreisbach is an Assistant Professor of Philippine Studies at the Filipino Department of De La Salle University–Manila, where he also finished his MA in Philippine Studies. Concurrently, Jecon is a PhD student in critical sociolinguistics and doctoral research for the “Language, Culture, and Identity in the Global Age” (IdentiCat) research group at the Universitat Oberta de Catalunya. He also serves as a managing editor for Studies in Ethnicity and Nationalism (LSE and Wiley-Blackwell) and associate editor for Southeast Asian Media Studies. Moreover, Jecon is an elected Fellow of the Royal Asiatic Society. His published works revolve around the politics of Philippine languages, culture, and mass media. Jecon is also interested in Filipino philosophy and the Filipinization of the social sciences.

Domar C. Alviar is Lecturer at the National University, Philippines. Serving various posts from university publications editorship in the Philippines in 2001-2007 to the Middle East and North Africa customs relations as well as international supply management for eight years before returning to the country, this economist by training decided to pursue his development advocacy and earned an MA in development communication. He managed his time abroad with a liberal concentration on an overseas Filipino workers empowerment tool and authored a related paper considered exemplar of good student work, the abstract of which was published online by the Faculty of Information and Communication Studies, UP Open University. He edits development reports and publishes them in Mega Scene (ISSN: 2508-0458). An international journal will soon run his probe of a localized political economy under the auspices of the Research and Innovation Office of NU Manila. The prevailing international economic regime and the Philippines’ greater openness that goes with it have prompted him to attune his social sciences and communication endeavors to something more deeply international even as he is pursuing a doctorate degree in communication at UPOU.

Francis M. Esteban is a full-time lecturer and currently the Program Head of the Department of International Studies at the Far Eastern University. He finished his Bachelor of Arts degree in Political Science at the University of Santo Tomas, and took his Masters of Law in International Relations degree at Jilin University, Changchun, P.R. China. His research interests include Philppine foreign policy, US-Philippine relations, and Northeast Asia relations.

Denson Acomular teaches at the Social Sciences department of the National University, Philippines. He researches on the ontological security within the theoretical and methodological bounds of political sociology, and for which he critically explores the security(ness) while completing his MA program in International Relations at the Central European University in Budapest, Hungary. Mr. Acomular graduated with MA (with merits) under a full bursary assistance from CEU on June 2018 and completed his BA International Studies (with distinction) at the Far Eastern University, Manila.

Nathan Daniel Sison is lecturer in International Studies at Far Eastern University (FEU), Manila. He teaches Introduction to International Studies, Comparative Politics and Government of Southeast Asia, Philippine history, World Civilization, and Effective Speech Communication. He obtained his BA in Mass Communication (with distinction) and was also awarded as one of the university’s Top Ten Outstanding Students of 2015 in FEU. In 2016, he received a full scholarship grant from Thammasat University, Thailand wherein he obtained his MA in Asia-Pacific Studies with special focus on International Relations. His research interests are in the area of international studies focusing on Philippine foreign relations with the Asia-Pacific region in terms of both the state and people, foreign policy analysis and the inquiry of power in IR.

Marvin Renelle C. Rollo is MA student (Asia Pacific Studies) at the Thammasat University, Thailand, and BA holder (Political Science) from the University of Santo Tomas, Philippines. His regional interest, broadly the Asia Pacific, focuses on contemporary developments of transnational collaborative efforts in addressing issues about sustainable development. With his youth leadership advocacy, he founded the “Youth To Be” Philippine summit, selected as SEA Youth Sustainable Impact leader, became a member of the Young Southeast Asian Leaders Initiative and of the 2030 Youth Force in the Philippines Inc., and participated in both international and domestic youth leadership conferences.


We are thankful to the voluntary service of the following former members of the Steering Committee:

  • Filbert Anthony B. Mejorada
  • Daniel Orin Levi T. Alatraca
  • Christian Derek S. Guerra
  • Maria Francesca C. Mangahas
  • Maria Lorraine G. Sajorda
  • Ryan Dave A. Rayla
  • Lyon Suelo