When the history of the District’s health care reform movement is written, Sharon Baskerville will be listed as a key leader. In the local prequel to Obamacare, her expansive vision and strong voice helped redirect the government’s delivery system, emphasizing primary care in “medical homes” — not hospital emergency rooms.

She steps down next week as executive director of the D.C. Primary Care Association. It’s hard to imagine any health care conversation without her.