Tenure Professor, Division of Pediatric Ophthalmology and Strabismus, Department of Ophthalmology, Duke Eye Center, Duke University, Durham, North Carolina (current position).

Public Work: Medical Editor, Newsletter, World Society of Pediatric Ophthalmology and Strabismus. 

Associate Editor of the Journal of AAPOS.

Chair of the Adult Strabismus Committee for the American Association for Pediatric Ophthalmology and Strabismus.