The sleep surgery research division is a leading group of investigators conducting research about surgical treatment for a variety of conditions affecting one’s ability to sleep. The group includes Drs. Dedhia, Schwartz, and Thaler.

- Director, CPAP Alternatives Clinic | Penn Sleep Center
- Director, Division of Sleep Surgery | Penn Otorhinolaryngology – Head & Neck Surgery
- Adjunct Professor, University of Pennsylvania Perelman School of Medicine
- Professor of Medicine, John Hopkins University, ret.

- Director, Division of General Otorhinolaryngology
- Director, Otorhinolaryngology | Penn Medicine Radnor
- Director, Otorhinolaryngology Outpatient Surgical Practices | Hospital of the University of Pennsylvania
- Professor of Otorhinolaryngology – Head and Neck Surgery | Hospital of the University of Pennsylvania

Marianna Evans, DMD
- Adjunct Professor, University of Pennsylvania Perelman School of Medicine
- Orthodontist, Infinity Dental Specialists

Eric Thuler, MD, PhD, MBA
- Postdoctoral Researcher, Penn Otorhinolaryngology – Head & Neck Surgery
- Associate Researcher, Hospital Sirio-Libanes, Sao Paulo, Brazil