COGC’s Mattie Duppler talks gas tax hike on Fox Business - Thursday, June 12, 2014 5:08 PM

Mattie Duppler Talks Energy Policy and The Debt Celling with Senator Cruz on The BlazeTV - Thursday, February 13, 2014 12:09 PM

The Fatality of ECOtality: Yet Another Government-Backed Green Energy Failure - Tuesday, September 17, 2013 12:50 PM

After Billions in Energy Spending, Where Are the Jobs? - Tuesday, June 26, 2012 12:40 PM

Energy - Tuesday, November 22, 2011 4:31 PM