Robert Herskovitz, outreach and field conservator, Timothy Glines, former manager of outreach services, and David Grabitske, manager of outreach services, have a total of sixty years’ experience in...ver maisRobert Herskovitz, outreach and field conservator, Timothy Glines, former manager of outreach services, and David Grabitske, manager of outreach services, have a total of sixty years’ experience in their work for the Minnesota Historical Society advising museums across the state.ver menos