- Quayle Takes Flight April 20, 2010
- Grandfather Abraham April 17, 2009
- Executive Vacancy April 10, 2009
- After Allard August 8, 2008
- Map Quest June 9, 2008
- Deja Do-Over April 16, 2008
David Mark is a senior editor at Politico, and author of Going Dirty: The Art of Negative Campaigning (Rowman and Littlefield, Third Edition, April 2009).