 Kalmansohn received a Diploma in International Law from Darwin College, University of Cambridge at Cambridge, England in 1984.His University of Cambridge thesis, "Application of EEC Articles 86 and 87 to Foreign Multinationals," was later published by the Law Review of the University of Amsterdam (Europa Institute), Kluwer Publishers (Amsterdam, The Netherlands).In the late 1970s, inspired in part by the deeds and calling of former U.S. Attorney General Robert F. Kennedy, Kalmansohn served as a trial attorney at the United States Department of Justice, Antitrust Division, which had hired him as part of the U.S. Attorney General's Employment Program for honor law graduates.