Méthode de Médiation (A. Lempereur, J. Salzer & A. Colson, ed. Dunod, 2008)

Un pont vers une paix durable. Réconciliation et médiation post-conflit au Burundi et en République démocratique du Congo (A. Colson & A. Pekar Lempereur in Négociations 2008/01)

De la médiation politique à la médiation post-conflit, ou la reconstruction nationale d’un leadership cohésif (A. Lempereur, Centre de recherche de l'ESSEC, september 2007)

Méthode de Négociation (A. Lempereur & A. Colson, ed. Dunod, 2004)

Crisis Negotiation (conference at ESSEC, December 2004)

Training in Post-Conflict Countries. The Case of Burundi (with H. Wolpe, conference at ESSEC, July 2004)

Talleyrand, Prince of Negotiators (conference at the Institut de France, sponsored by the French Minister of Foreign Affairs, February 2004)

Négocier le développement durable pour la santé (N. Drager, L. McClintock & M. Moffitt, WHO, CMG & IRÉNÉ, September 2003)

European Negotiation Sources (conference sponsored by the French Ministry of Foreign Affairs, June 2003)

Negotiation in Europe: the Role of Think Tanks (conference, A. Görgen, A. Colson, January 2003)

Médiateurs du Pacifique (conferences with former Prime Minister M. Rocard, Harvard, ENA & ESSEC IRÉNÉ)

Towards A dialogue between Conflict Theories and Practices across Paradigms and Cultures (IACM Proceedings & Conference at ESSEC, June 2001)