NYT > U.S. News Mark Mellman, 70, Dies; Helped Democrats Understand Their Voters Par :Clay Risen 21 novembre 2025 à 20:30 A pollster and political strategist, he was a key figure in John Kerry’s 2004 presidential campaign and used his prominence to speak out in defense of Israel. © Tom Williams/Roll Call, via Getty ImagesOver his career, Mark Mellman helped 30 senators, 12 governors and dozens of members of Congress win races.