Guillermo César Hansen joined the Luther Seminary faculty in 2008 as associate professor of systematic theology. A native of Buenos Aires, Argentina, Hansen served as tenured professor of systematic theology and ethics (1996-2008), as chairperson of the department of systematic theology (2000-2008) and director of post-graduate and doctoral studies (2003-2008) at ISEDET - Ecumenical Theological University, Buenos Aires, Argentina. Beginning in 2006 Hansen served as vice president of the United Evangelical Lutheran Church of Argentina and Uruguay.
Hansen received the Master of Divinity degree from ISEDET (1986), the Master of Sacred Theology degree from Trinity Lutheran Seminary, Columbus, Ohio (1988), the Master of Theology degree (1990) and the Doctor of Philosophy degree (1995) from Lutheran School of Theology at Chicago (LSTC).
Hansen also served as assistant instructor at Trinity Lutheran Seminary (1987-1988), assistant and visiting professor at LSTC (1990-1993, 2000), visiting scholar at Universidad Luterana Salvadoreña, El Salvador (1993), and instructor at the LWF (2009). Hansen held several positions in the United Evangelical Lutheran Church of Argentina and Uruguay ranging from clergy member to director of studies for the ministerium of the United Evangelical Lutheran Church. Additionally, he has done work with the ELCA and served as a theological advisor to the Department of Theological Studies in the Lutheran World Federation-LWF (1997-2003). Presently he is serving in the steering committee of the Association of Teaching Theologians of the ELCA/ELCIC, he is member of the ELCA Executive Planning Team for the observance of the 500th anniversary of the Reformation, and member of the LWF study project “Self-understanding of the Lutheran Communion.”
Hansen has presented at numerous conferences and workshops in Argentina, Brazil, South Africa, Costa Rica, Germany, Denmark, Switzerland, Germany and the US, and most recently being the lecturer for the “ Luther Lectures” at PLTS (2014), and keynote speaker at the Convocation of Teaching Theologians of the ELCA/ELCIC (2013), and the conference on HIV/AIDS and Theology (Costa Rica, 2013). He has published many articles, essays and chapters in both Spanish and English on public theology, theology and science, church and globalization, and themes on Lutheran and contemporary theology. Hansen’s published books include “Nuestra Fe: Una introducción a la teología”(Our Faith: An Introduction to Theology) (with Dr. Nancy Bedford), and “En las fisuras: esbozos luteranos para nuestro tiempo”(In the Fissures: Lutheran Sketches for Our Times).
His areas of teaching expertise include Lutheran Theology, Systematic Theology, Liberation Theology and Post-colonial theologies, Theology and Sciences (concentration in the Mind Sciences, evolution and memetics), and Theology and Culture/Society (concentration on Late-Modernity, Globalization, Secularity and Pluralism).