Manuel José Cepeda Espinosa is the President of the International Association of Constitutional Law (2014-2018) and was President and Justice of the Colombian Constitutional Court (February 2001-January 2009). He played an important role in the making of the 1991 Constitution as Presidential Advisor for the Constituent Assembly and Constitutional Drafting for President of the Republic César Gaviria Trujillo (1990-1991), and Presidential Advisor for legal affairs for the President of the Republic Virgilio Barco Vargas (1987-1990). He has written extensively on Colombian constitutional law and the impact of the 1991 Constitution. Before being elected to the Court, he taught constitutional law and was Dean of the Law School, at Universidad de los Andes (1996-2000), from where he holds a law degree. He holds an LLM from Harvard Law School. He has served as a consultant on several matters, most recently in the design of transitional justice institutions during the peace process in Colombia.

David Landau holds an A.B, J.D., and Ph.D in political science from Harvard University. He writes primarily about the field of comparative constitutional law, with a concentration on Latin America. His recent work focused on democratic transitions and the potential risks of constitutional amendment and constitution-making for democracy, as well as on judicial activism on socio-economic rights issues across the developing world. He has published in various journals including the Harvard International Law Journal and the International Journal of Constitutional Law. In 2011, Professor Landau served as a consultant on constitutional issues for the Truth and Reconciliation Commission of Honduras. Since 2012, he has been a founding editor of IConnect, the blog of the International Journal of Constitutional Law.