Dr. Daniel Chang speaks internationally about his research work.

Dr. Daniel Chang speaking at the EyeWorld Symposium in San Diego in 2011

Dr. Daniel Chang speaking to a group of ophthalmologists in Taiwan in 2011.

Dr. Daniel Chang speaking at the Congress of Chinese Ophthalmological Society in Guangzhou, China, in 2011

Dr. Daniel Chang presents his poster, entitled "Centration Stability of a One-Piece Aspheric Diffractive Multifocal IOL" at the Association for Research in Vision and Ophthalmology meeting in Ft. Lauderdale in 2012.

Dr. Daniel Chang is the invited guest faculty for the annual Ophthalmology Review for the Physician Assistant students at Midwestern University.

Dr. Daniel Chang presents his research at the European Society of Cataract and Refractive Surgery in Milan, Italy in 2012.