Bruise Detection with Alternate Light (IMAGE) George Mason University Caption A George Mason University study led by Dr. Katherine Scafide found alternate light was five times better at detecting bruises on diverse skin tones. Credit George Mason University 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.