2011 Mars Rover Model Celebration Winners (IMAGE) University of Houston Caption Astronaut Joan Higgenbotham and physics professor Gar Bering with some of the winners of the 2011 Mars rover competition. Credit Spencer Dean Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.