UWM's LIGO Physicists (IMAGE) University of Wisconsin - Milwaukee Caption UWM physicists who are working on the international LIGO project are (clockwise from left) Xavier Siemens, Alan Wiseman, Patrick Brady and Jolien Creighton. All four faculty members came to UWM after completing post-doctoral research on gravitational waves at Caltech. Credit Alan Magayne-Roshak Usage Restrictions with permission from UWM's Office of Communication and Media Relations, 414-229-6447 or 414-229-6444. 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.