1. Department of Computer and Information Sciences, College of Engineering University of Delaware Newark Delaware
2. Laboratory of Computational Sensing and Robotics, Whiting School of Engineering Johns Hopkins University Baltimore Maryland
3. Department of Biology, Krieger School of Arts and Sciences Johns Hopkins University Baltimore Maryland
4. Chair for Computer Aided Medical Procedures and Augmented Reality, Department of Informatics Technical University of Munich Munich Germany
5. Department of Orthopaedic Surgery, School of Medicine Johns Hopkins University Baltimore Maryland