Max Planck Society

Max Planck Institute for Comparative and International Private Law

Media Information
Online version Handwörterbuch des Europäischen Privatrechts

Prof. Dr. Dr. h.c. mult. Ernst-Joachim Mestmäcker

Former Director at the Institute (1979-1994) and Professor Emeritus

Phone: +49 40 419 00 - 298

Facsimile: +49 40 419 00 - 304


Assistance: Eva Wirth

Phone: +49 40 419 00 - 298


Main Fields of Research:

German, European and Int. Economic Law (main emphasis on Law of Telecommunications and Electronic Media, Competition Law and Intellectual Property Law)


Academic Career:

Born on Sept. 25, 1926 in Hameln/Weser. Doctorate: Frankfurt/Main (1953). Habilitation: Frankfurt/Main (1958). Since 1959 tenured Prof.

Teaching Appointments: Georgetown Univ. Law School, Washington, D.C (1956/57); Univ. of Saarbrücken (1959–1963); Univ. of Münster (1963–1969); Univ. of Bielefeld (1969–1978); Univ. of Hamburg (since 1980). Guest Professorships: Univ. of Michigan, Ann Arbor (1965, 1976, 2000).

1984-1990 Vice President of the Max Planck Soc.; since 1992 Honorary Senator of the MPS.

1960-2006 Member of the Scientific Advisory Council of the Federal Ministry of Economics and Technology; 1960-1970 Special Adviser of the EEC Commission on Competition Law and the Approximation of Laws; 1967-1969 Foundation Rector of the Univ. of Bielefeld; 1973-1978 Chairman of the German Monopolies Commission; since 1997 Member and 2000-2002 Chairman of the Commission on Concentration in the Media (KEK).

1980 Ludwig-Erhard-Award for Economic Policy; 1980 Honorary Doctor of the Faculty of Economics and Social Sciences at the Univ. of Cologne; 1981 1st Class Cross of Merit of the Federal Order of Merit; 1983 Honorary Senator of the Univ. of Bielefeld; 1984 Ernst Hellmut Vits-Award of the Soc. for the Promotion of the Westphalian Wilhelms-Univ. of Münster; 1994 Order Pour le mérite for Sciences and Arts; 1997 Hanns Martin Schleyer-Award; 1997 Great Cross of Merit with Star of the Federal Order of Merit; 2009 Awarded the degree of Doctor of Laws, honoris causa, University of Bielefeld; 2009 Friedrich August von Hayek Medal of the Hayek-Gesellschaft.

Commemorative volumes: RabelsZ 60 (1986) Volumes 5+6 commemorating 60th Birthday and Festschrift zum 70. Geburtstag, edited by Immenga/Möschel/Reuter, Nomos, Baden-Baden 1996.

Festschriften: Immenga/Möschel/Reuter (ed.), Festschrift zum 70. Geburtstag, Baden-Baden 1996;
Einhorn, Talia (ed.). Spontanous Order, Organization and the Law, Liber Amicorum T.M.C. Asser Press 2003;
Engel/Möschel (ed.), Recht und spontane Ordnung, Festschrift zum 80. Geburtstag, Baden-Baden 2006.

Recent Lectures:


Wettbewerb in der Privatrechtsgesellschaft

1. Franz-Böhm-Vorlesung

  • Location: Walter Eucken Institut, Freiburg