James Bagrow, University of Vermont (IMAGE) University of Vermont Caption UVM professor Jim Bagrow led a new study, published in <i>Nature Human Behavior</i>, that suggests privacy on social media networks is largely controlled by your friends. Credit Joshua Brown Usage Restrictions With coverage of associated story. 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.