Pedro Villegas received an LL.M. as a Harlan Fiske Stone Scholar from Columbia Law School, in 2018. During his studies at Columbia, he joined the United Nations externship as a legal extern to the Permanent Mission of the Marshall Island, where he participated in the discussion of a treaty on environmental law principles and worked establishing diplomatic relations between the Marshall Islands and UN member states. He was also an intern at CCSI with the extractive industries team and a research assistant with the Human Rights Clinic, where he conducted research on mining and human rights, FPIC, and participatory rights of the communities affected by mining projects. He is also an adjunct professor of administrative, land-planning and public utilities law in the Rosario University in Colombia. Before coming to New York, he worked as a legal advisor to the Minister of Housing and Development of Colombia, where he helped formulate and implement the water and sanitation policy for rural areas, the national development plan, and the regulatory framework for investments in water and sanitation. He has worked as a senior associate attorney in Colombia in the environmental and public utilities area. He holds a Bachelor in Law, and a Master in Public Law from University Externado the Colombia, where he ranks first in his class.