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More than 50 chapters have sprung up, including at Duke, Northwestern, Stanford and six of the eight Ivy League schools.

The Benjamin Rush Society traces its roots to 2008, when Canadian activist Sally Pipes organized a Washington meeting with support from the Kansas City-based Ewing Marion Kauffman Foundation. Its credo: ‘‘the profession of medicine calls its practitioners to serve their patients rather than the government.’’ Conversely, they also support so-called ‘‘concierge medicine’’ in which those with more money pay for individualized care otherwise unavailable.

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Online:

The Federalist Society: www.fed-soc.org

Benjamin Rush Society: www.benjaminrushsociety.org

Alexander Hamilton Society: www.hamsoc.org

The Adam Smith Society: www.adamsmithsociety.com

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Follow Alan Scher Zagier on Twitter at http://twitter.com/azagier