The Commonwealth Fund and the Alliance for Health Reform sponsored this November 5, 2007 briefing on issues such as reaching all eligible people, whether beneficiaries fill prescriptions when in the "doughnut hole," and more. Panelists were: Tracey McCutcheon, deputy director of the Medicare Drug Benefit Group at CMS; Stuart Guterman, senior program director for The Commonwealth Fund's Program on Medicare's Future; Laura Summer, senior research scholar at Georgetown University's Health Policy Institute; and John Rother, policy and strategy director for the AARP. Ed Howard of the Alliance moderated.