[1] Groseclose became a tenured associate professor of political economy at his alma mater, the Stanford Graduate School of Business, in 1998, where he taught until 2003.

[6] In a review for The Washington Times, L. Brent Bozell III, the president of the Media Research Center, praised Groseclose's "fierce intellectual honesty," explaining, "He makes no bones about his own political biases.

"[7] Meanwhile, in the Huffington Post, Terry Krepel suggested Groseclose was "more interested in trying to forward a conservative agenda than objective research.

"[5] In addition, GMU Economics professor and co-author of the Marginal Revolution blog, Tyler Cowen, stated, “This book serves up the most convincing evidence for media bias I have seen, ever.

Tim Groseclose is the leading academic scholar in the area, but this is a smartly-written book which every person can read for enlightenment and also for pleasure.”[8] Furthermore, Steven Levitt, professor of economics at the University of Chicago and co-author of Freakoconomics took the position that, “I'm no conservative, but I loved Left Turn.

Tim Groseclose has written the best kind of book: one that is firmly anchored in rigorous academic research, but is still so much fun to read that it is hard to put down.

Brendan Nyhan, an assistant professor in the Department of Government at Dartmouth College argues that left and center-left think-tanks have more credentialed experts with peer-reviewed publications than conservatives, which may result in a greater number of citations by the press, which seeks out expert perspectives on the news, but not more citations by members of Congress, who generally seek out views that reinforce their own.