Millennials and progressive Christians are continuing their work of creating alternative spaces for spiritual and religious expressions in North America. The practices and beliefs of progressive Christian movements like the emerging church and millennials, who tend toward spirituality over and against religion, have been the targets of much criticism. Yet millennials and progressive Christians continue to both curate spaces for self- and collective expression while also engaging within contexts often critical or hostile. This collection analyzes these movements from theological, religious-studies, and social-scientific perspectives to provide a more holistic view of what is taking shape in religious and spiritual trends, and it ventures to project what may lie ahead for the progressive Christianity that is emerging and enduring.