Claudia Abate Joins Seton Hall as Visiting ProfessorAbate serves as the School of Diplomacy's Sergio Vieira de Mello Visiting Chair, bringing decades of UN missions and a commitment to mentoring the next generation of negotiators.09/29/2026Abate serves as the School of Diplomacy's Sergio Vieira de Mello Visiting Chair, bringing decades of UN missions and a commitment to mentoring the next generation of negotiators.Monique Tiezzi den HartogEducation,Nation and WorldSchool of Diplomacy and International RelationsSchool of Diplomacy and International Relations2026-09-28T12:48:39.693Z