Karthikeyan Arcot Sadagopan (Dr. ASK) is currently a senior consultant, Clinical scientist and Visiting International faculty at CMER (Shenzhen) Dennis Lam Eye Hospital. He was trained at world renowned institutes: Aravind (India), Wilmer Eye Institute (Pediatric Neuro-ophthalmology), Birmingham Children’s hospital (Retinoblastoma) and Wills Eye Institute (Ocular Genetics). He has 22 publications in peer reviewed journals and is the author of two volume “Color Atlas and Manual of pediatric ophthalmology, Strabismus and Neuro-ophthalmology. He has described new clinical observations in albinism and has developed a new surgical technique for Duane retraction syndrome along with Prof Burton J Kushner (KK Procedure)