ViLeArn Avatars (IMAGE) University of Würzburg Caption On the right a photorealistic avatar, next to him an abstract model (grey cylinder). Credit ViLeArn / University of Wuerzburg 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.