There are at least 17 different “vaccine passport” initiatives underway in the United States. And leaked documents reveal that the Biden administration fears that “a chaotic and ineffective vaccine credential approach could hamper our pandemic response by undercutting health safety measures, slowing economic recovery, and undermining public trust and confidence.”  Without coordination, a chaotic and ineffective approach seems likely. So, what can, and what should, the Biden administration do to avoid this outcome? And what are the risks and rewards of coordinating an effort that divides Americans along the lines of vaccination status? Guest:    Dan Diamond, health policy and politics reporter for the Washington Post Host Lizzie O’Leary   Learn more about your ad choices. Visit megaphone.fm/adchoices