The BEC Team at Columbia University (IMAGE) Columbia University Caption From left to right: Associate Research Scientist Ian Stevenson; PhD student Niccolò Bigagli; PhD student Weijun Yuan; Undergraduate student Boris Bulatovic; PhD student Siwei Zhang; and Principal Investigator Sebastian Will. Not shown: Tijs Karman Credit Columbia University Usage Restrictions Re-use with credit License Original 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.