Roger Fisher

Roger D. Fisher (1922-2012) was a pioneering Harvard Law School professor, co-author of the bestselling book 'Getting to Yes,' and director of the Harvard Negotiation Project. He played key roles in major diplomatic efforts, including the Camp David Accords, ending South African apartheid, and the Iran hostage crisis. Fisher founded the Conflict Management Group and revolutionized negotiation and conflict resolution practices worldwide.[2][4][5]

May 28, 1922 Wikipedia
Negotiation International Law Conflict Resolution