Archer's work focuses on health and retirement issues for older adults and their carers. She is the founder and president of JustCareUSA.org. Prior to that she consulted for the Atlantic Philanthropies on Medicare policy and strategy. Between 2005 and 2010, she was the Co-Director of the Health Care For All project at the Institute for America's Future and worked closely with Health Care for America Now, academic scholars and Congressional leaders in support of health care reform. Before that, Archer founded and ran the Medicare Rights Center, a national consumer service organization.