Edward H. Bedrossian Jr., MD, FACS Director, Wills Eye Hospital Annual Resident Orbital Dissection Course Attending Surgeon, Wills Eye HospitalSydney Kimmel Medical College of Thomas Jefferson UniversityPhiladelphia, PA , USAWills Eye Hospital, Oculo-Facial Plastics DepartmentPhiladelphia, PA , USAProfessor of Clinical OphthalmologyDirector, Oculofacial Plastic Orbital Reconstructive SurgeryLewis Katz School of Medicine at Temple UniversityPhiladelphia, PA , USARichard R. Schmidt, PhDProfessor, Department of Pathology, Anatomy and Cell Biology Sydney Kimmel Medical College of Thomas Jefferson UniversityPhiladelphia, PA, USARobert C. Della Rocca, MD, FACSIcahn School of MedicineNew York Eye and Ear InfirmaryNew York, NY, USABradley N. Lemke, MD, FACSLemke Facial Surgery, Madison, WIAdjunct Clinical ProfessorDepartment of Ophthalmology and Visual SciencesSchool of Medicine and Public HealthUniversity of Wisconsin-MadisonMadison, WI, USA