an Entity references as follows:
Vadim Valentinovich Zagladin (Russian: Вадим Валентинович Загладин; June 23, 1927 – November 17, 2006) was a Soviet and Russian politician and ideologist and one of the leading theoreticians of perestroika. He was a collaborator and adviser to Leonid Brezhnev and Mikhail Gorbachev and, among Soviet politicians, one of those who was the closest to Western Europe. A personal friend of François Mitterrand, Willy Brandt and Giorgio Napolitano, Zagladin was the theorist of a reformed communism that would be very close to European social democracy.