Forbes List of 25 Most Influential Liberals in US Media

Romenesko is linking Forbes' list of The 25 most influential liberals in U.S. media. According to Forbes, Paul Krugman is Number One.

I'm wondering:
Where on earth is Steven Colbert?

Here they are from #25 (listed first) to #1 (last in order): Michael Pollan [25], Kurt Andersen, Kevin Drum, Ezra Klein, James Fallows, Gerald Seib [20], Andrew Sullivan, Glenn Greenwald, Hendrick Hertzberg, Matthew Yglesias, Maureen Dowd [15], Christopher Hitchens, Bill Moyers, Chris Matthews, Fareed Zakaria, Markos Moulitsas Zuniga ("Kos") [10], David Shipley, Joshua Micah Marshall, Rachael Maddow, Oprah Winfrey, jon Stewart [5], Thomas Friedman, Fred Hiatt, Arianna Huffington, Paul Krugman [1].