Center for Inquiry
In 2016, the Center for Inquiry merged with the Richard Dawkins Foundation for Reason and Science to become the largest secularist organization in the U.S. The organization was started by humanist philosopher Paul Kurtz.  In 2008, attorney Ron Lindsay became leader of the organization.  In 2016, Robyn Blumner, the executive director of the Dawkins Foundation, became the new leader.