Proportionality: New Frontiers, New Challenges

Vicki C. Jackson is Thurgood Marshall Professor of Constitutional Law at Harvard Law School, Massachusetts. She is the author of Constitutional Engagement in a Transnational Era (2010), and co-author, with Mark Tushnet, of Comparative Constitutional Law (3rd edition, 2014) and Defining the Field of Comparative Constitutional Law (2002). She has served on the Advisory Board of Trustees, International Association of Women Judges and on the Executive Committee, International Association of Constitutional Law.

Mark Tushnet is the William Nelson Cromwell Professor of Law at Harvard Law School, Massachusetts. He has served as a law clerk to Justice Thurgood Marshall of the US Supreme Court. His book on the National Association for the Advancement of Colored People's (NAACP) campaign against segregated education won the Littleton-Griswold Prize from the American Historical Association. He was president of the Association of American Law Schools in 2003, and is a member of the American Academy of Arts and Sciences and the American Law Institute.