The Changing Political South: How Minorities and Women are Transforming the Region. Oxford University Press, forthcoming (with C. Bullock, S. MacManus, and J. Mayer).
African American Statewide Candidates in the New South. New York: Oxford University Press, 2022 (with Charles S. Bullock III, Susan MacManus, and Jeremy D. Mayer).
Executive Privilege: Presidential Power, Secrecy and Accountability (4th edition). University Press of Kansas, 2020.
The Unitary Executive: A Danger to Constitutional Government. University Press of Kansas, 2020 (with Jeffrey Crouch, Mitchel A. Sollenberger).
Federalism: A Very Short Introduction. New York: Oxford University Press, 2019 (with Clyde Wilcox).
The South and the Transformation of U.S. Politics. New York: Oxford University Press, 2019 (with Charles S. Bullock III, Susan MacManus, and Jeremy D. Mayer).
Oxford Research Encyclopedia of Politics & Religion. Oxford University Press, 2019 (co-editor with P. Djupe, and T. Jelen).
Catholics and U.S. Politics after the 2016 Elections: Understanding the “Swing” Vote. New York: Palgrave/MacMillan Press, 2018 (edited with Blandine Chelini-Pont and Marie Gayte).
God at the Grass Roots, 2016: The Christian Right in American Elections. Lanham, MD: Rowman & Littlefield, 2018 (edited with Clyde Wilcox).
Religion and the American Presidency. New York: Palgrave/MacMillan Press, 2018 (revised and updated 3rd edition) (edited with Gleaves Whitney).
The New Politics of the Old South: An Introduction to Southern Politics (revised and updated sixth edition). Lanham, MD: Rowman & Littlefield, 2018 (edited with Charles S. Bullock III).
The Oxford Handbook of Southern Politics. Oxford University Press, 2012 (edited with Charles S. Bullock III).
The President’s Czars: Undermining Congress and the Constitution. Lawrence, KS: University Press of Kansas, 2012 (with Mitchel A. Sollenberger).
Interest Groups in American Campaigns: The New Face of Electioneering. New York: Oxford University Press, 2012 (revised and updated 3rd edition) (with Clyde Wilcox and Michael Franz).
Executive Privilege: Presidential Power, Secrecy, and Accountability. Lawrence, KS: University Press of Kansas, 2010 (revised and updated 3rd edition).
Power and Prudence: The Presidency of George H.W. Bush. College Station, TX: Texas A&M University Press, 2004 (with Ryan Barilleaux).