The John Marshall Harlan '20 Lecture in Constitutional Adjudication honors the 1920 Princeton graduate who served on the U.S. Supreme Court from 1955 until 1971. Harlan was the eighth Princetonian to serve on the court. In 2003, Associate Supreme Court Justice Sandra Day O'Connor was the inaugural Harlan Lecturer.
Dieter Grimm is a Professor of Law at Humboldt University of Berlin and a Permanent Fellow and former Director of the Wissenschaftskolleg zu Berlin Institute for Advanced Study. From 1987 until 1999, he served as a Justice on the Federal Constitutional Court of Germany. An honorary member of the American Academy of Arts and Sciences, he holds law degrees from the University of Frankfurt and a Master of Laws from Harvard.