Steven G. Calabresi

Clayton J. and Henry R. Barber Professor of Law


Steven G. Calabresi is the Clayton J. and Henry R. Barber Professor of Law at Northwestern University and is a graduate of the Yale Law School (1983) and of Yale College (1980). Professor Calabresi is also a Visiting Professor of Law at Yale Law School for the Fall of 2015 -- a position he also held in the Fall of 2013 and 2014. Professor Calabresi is a Visiting Scholar at Brown University for the 2015-2016 academic year. He served as a Visiting Professor of Political Science at Brown University from 2010 to 2015. Professor Calabresi was a Scholar in Residence at Harvard Law School from 2003 to 2005. Professor Calabresi served as a Law Clerk to Justice Antonin Scalia of the United States Supreme Court, and he also clerked for U.S. Court of Appeals Judges Robert H. Bork and Ralph K. Winter. From 1985 to 1990, he served in the Reagan and first Bush Administrations working both in the West Wing of the Reagan White House and before that in the U.S. Department of Justice. In 1982, Professor Calabresi co-founded The Federalist Society for Law & Public Policy Studies, a national organization of conservative and libertarian lawyers and law students, and he currently serves as the Chairman of the Society’s Board of Directors – a position he has held since 1986. Since joining the Northwestern Faculty in 1990, he has published more than sixty articles and comments in every prominent law review in the country. He is the author with Christopher S. Yoo of The Unitary Executive:  Presidential Power from Washington to Bush (Yale University Press 2008); and he is also a co-author with Professors Michael McConnell, Michael Stokes Paulsen, and Samuel Bray of The Constitution of the United States (2nd ed. Foundation Press 2013), a constitutional law casebook. Professor Calabresi has taught Constitutional Law I and II; Federal Jurisdiction; Comparative Law; Comparative Constitutional Law; Administrative Law; Antitrust; a seminar on Privatization; and several other seminars on topics in constitutional law.

Areas of Expertise

  • Federal Courts
  • Comparative Law
  • Constitutional Law

Selected Publications

  • Originalism and Loving v. Virginia in 2012 brigham young university law review 1393-1416 (with Andrea Matthews).
  • The Constitution and Disdain in 126 harvard law review online forum (November 2012).
  • The Rise and Fall of the Separation of Powers in 106 northwestern university law review 527-550 (2012) (with Mark E. Berghausen and Skylar Albertson).

View additional publications


  • BA cum laude, Yale University
  • JD, Yale University

Prior Appointments

  • Visiting Professor of Political Science, 2010-2016, Brown University
  • Class of 1940 Professor of Law, 2011-2013, Northwestern University School of Law
  • Professor of Law, Northwestern University School of Law
  • Scholar in residence, 2003-2005, Harvard Law School
  • Benjamin Mazur Summer Research Professor, 1997-1998, Northwestern University School of Law
  • Associate Professor of Law, 1993-1996, Northwestern University School of Law
  • Assistant Professor of Law, 1990-1993, Northwestern University School of Law
  • Speechwriter to Vice President Dan Quayle, 1990, White House
  • Research Associate, 1988-1990, American Enterprise Institute for Public Policy Research
  • Law Clerk, 1987-1988, Hon. Antonin Scalia, U.S. Supreme Court

Recent Consulting Activities

  • Chairman, Board of Directors of the Federalist Society
  • Editor, American Journal of Comparative Law
  • Member, Oquosoc Angling Association

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