Listed more because of its reference to “tradition” than for anything directly related to religion, but this one looks to have in intriguing thesis: Authentocrats: Culture, Politics and the New Seriousness (Penguin Random House) by Joseph Kennedy. The thesis, which seems to draw inspiration primarily from British politics but perhaps also American politics, seems to come from a radical leftist direction–that liberals have contributed to the present fragmentation of politics by being insufficiently left wing, and by adopting and promoting the rhetoric of traditionalism and populism (described by the author as an amalgam of “authenticity” coopted by the managerial and bureaucratic classes for their own ends) from the right.