Tom Gjelton, The Johnson Amendment in 5 Questions and Answers, NPR, Feb. 3, 2017.
Charities, Churches and Politics, IRS.gov.
Noah Feldman, Churches Break Politics Rule All the Time. So End It., BloombergView, Feb. 2, 2017.
Benjamin Leff, What Would Happen if the Johnson Amendment Were Repealed?, The Surly Subgroup, Feb. 4, 2017