Having returned to his hometown of Cincinnati in 2005, Dr. Zimmer developed the endoscopic cranial base program at the University of Cincinnati. A bright example of teamwork, the program combines the talents of ENT, Neurosurgery, Radiation Oncology, Medical Oncology and Ophthalmology. Since that time, the program has welcomed national and international recognition for clinical and academic excellence in skull base surgery. Dr. Zimmer has also joined the board of the North American Skull Base Society.