Gillian Ziegler is GMF's alumni relations coordinator and helps to engage the more than 4,000 alumni of GMF's leadership programs. He manages the alumni database and coordinates the alumni relations office's outreach and engagement activities with GMF’s development team.

Prior to joining GMF, Ziegler worked at the Silverado Policy Accelerator, a nonprofit, bipartisan policy organization dedicated to solving geopolitical challenges in trade and industrial security, economic and ecological security, and cybersecurity. He was also a researcher at the University of Notre Dame, focusing on religion and right-wing political parties in Central Europe. From 2015 to 2017 he served as a Peace Corps volunteer in Tanzania.

Ziegler holds a master's degree in international relations from Tufts University’s Fletcher School of Law and Diplomacy and a bachelor's degree in history from Goucher College.