For more on what Sarah Palin's resignation as Alaska's governor could mean for her political future, CBN News spoke with Dr. Gerson Moreno-Riano, associate professor of government at Regent University.

Palin officially stepped down as the governor of Alaska at a farewell picnic in her home state Sunday evening.

Click play to hear Moreno-Riano explain why critics think her 40 percent approval rating may affect a 2012 presidential bid.