Law Degree (Pontificia Universidad Católica del Perú), Doctoral studies (University of Paris), Dr. iur. (Pontificia Universidad Católica del Perú), Visiting Scholar (Harvard Law School). Numbered Member of the Peruvian Academy of Law, of the Peruvian Academy of Language and of the National Academy of History. Prof. de Trazegnies has 43 years as lawyer and 41 as Professor of Catholic University (Lima, Perú). Partner of Estudio Olaechea, Senior partner and founder of Estudio de Trazegnies, Señor partner and co-founder of de Trazegnies & Uría Law Firm, External Consultant Lawyer of Berninzon, Loret de Mola, Benavides Law Firm, he has developed his legal practice mainly in Corporations, Civil Law (Contracts, torts, obligations) and in Arbitration. Now he is working independently doing only arbitrations and writing special legal reports on difficult and controversial matters, mainly asked by other law firms.
As Law Professor, he teaches Legal Philosophy and History of Law. He was Dean of the Catholic University Law School for ten years. Prof. de Trazegnies has written many books and essays in those two matters and also in Torts, Law Teaching Methodology and other legal subjects. He has published also a book of short stories and two novels.
In national arbitration, Prof. de Trazegnies has participated in numerous Peruvian Tribunals, mainly as President of a three-members Tribunal but also as Unique Arbitrator. He is member of the Arbitrators List of Lima Chamber of Commerce and the American Chamber of Peru.
In international arbitration, he has been Legal Expert on Peruvian law in arbitrations before ICC and ICSID; and he has also been Arbitrator in ICSID cases.
Prof. de Trazegnies was Minister of Foreign Affairs and Chancellor of Peru and he negotiated personally the problem of the borders with Equator that has upset both countries and produced several wars during more than 170 years, getting an agreement that is the final solution of such old problem. Also he signed the end of the consequences of the Pacific War of 1879 between Chile and Peru, that still remained unsolved.