Diane participates in the Schiller Institute's international seminar "Peace On Earth, Or Humanity’s Doom? The Case for Negotiations," featuring Helga Zepp-LaRouche, founder, Schiller Institute; Col. Richard. H. Black (ret.), former head of the U.S. Army’s Criminal Law Division and former Virginia State Senator; and Ray McGovern, former senior analyst, U.S. Central intelligence Agency (CIA), founding member, Veteran Intelligence Professionals for Sanity (VIPS); and Harley Schlanger, “The LaRouche Organization Daily Update.” December 17, 2022.