Bridget Scanlon, University of Texas at Austin (image) University of Texas at Austin Share Print E-Mail Caption This is lead author Bridget Scanlon. Credit UT Austin. Usage Restrictions include photo credit. Share Print E-Mail 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.