Leader of Sinn Féin joined opposing sides with De Valera leading the Anti-Treaty faction, while Griffith joined the Pro-Treaty faction, which later became Cumann na nGaedheal. De Valera’ successor John J. O'Kelly was one of four leaders who served for brief periods of time as Sinn Féin’s party membership declined in favour of Fianna Fáil and Fine Gael. In 1937, Margaret Buckley became the first female President of Sinn Féin. During her thirteen years as leader, she vastly improved the relations between the IRA and the party. She was succeeded by Paddy McLogan and Tomás Ó Dubhghaill who both helped rebuild party support in
Rashi Fein Rashi Fein Rashi Fein (February 6, 1926 – September 8, 2014) was an American health economist termed "a father of Medicare" in the United States and "an architect of Medicare," was Professor of Economics of Medicine, Emeritus, in the Department of Global Health and Social Medicine at Harvard Medical School, and the author of the book "Medical Care, Medical Costs: The Search for a Health Insurance Policy" (Harvard University Press, 1986, 1989). His work has included benefit-cost analysis, health care financing, health care workforce policy, health equity, cost containment, the financing of medical education, and health care reform. He was