Vital is an English-born historian of Zionism and diplomacy. His books include “The Origins of Zionism” and “A People Apart: A Political History of the Jews in Europe.” He worked in the Foreign Ministry and the Prime Minister’s Office from 1954 to 1966. He taught at Bar-Ilan and Haifa universities before serving as the Nahum Goldman professor of diplomacy at Tel Aviv University. He has held emeritus status since 1995.