In 1991, Dr. Harry Wachs founded the Vision & Conceptual Development Center in Washington, DC. He invited Dr. Amanda Zeller to join the practice in 2005 and has taught her all aspects of his specialty. Dr. Wachs sold the VCDC to Dr. Zeller in 2006, and retired from the VCDC in April 2010.

Owner and director of the VCDC since early 2006, Dr. Amanda Zeller Manley earned her Doctorate in Optometry with honors at Nova Southeastern University in Fort Lauderdale, Florida. She completed an externship program with emphasis in Binocular Vision at Tianjin Medical University’s Tianjin Eye Hospital, People’s Republic of China, studying under Dr. Kanxing Zhao, a world-renowned expert in strabismus, strabismus surgery, and ophthalmic genetics. Prior to joining the VCDC, Dr. Zeller provided patient care in San Diego, California, and in the greater Washington, DC, area. In addition to her tutelage under Dr. Harry Wachs, visuo-cognitive therapy pioneer and founder of the VCDC, Dr. Zeller has studied extensively with other experts in vision therapy and is currently COVD (College of Optometrists in Vision Development) board eligible. Dr. Zeller lectures at schools, workshops, and symposia and is available for speaking engagements. Each March, Dr. Zeller participates in a volunteer mission in conjunction with Lions Clubs International to Gomez Palacio, Mexico, to provide examinations and eyeglasses to needy people. To find out how you can donate your gently used eyeglasses to future missions, click here.

Dr. Mehrnaz Azimi Green graduated at the top of her class from Nova Southeastern University College of Optometry, where she specialized in pediatrics and binocular vision, and is a Fellow in the College of Optometrists in Vision Development. Her expertise lies with diagnosing and treating patients to develop their visual and cognitive knowledge. She enjoys working with children, including infants and toddlers, with special needs. Dr. Green has recently begun the process for certification in the DIR®/Floortime™ model of autism therapy. She was the clinical director of the Charles River Vision and Learning Center in Massachusetts before joining the VCDC, where she was mentored by Dr. Harry Wachs. Dr. Green enjoys speaking to parents and professionals about visuo-cognitive therapy and has lectured at schools, conferences, and symposia. Dr. Green volunteers at multiple area schools and has received several national awards for her skills and knowledge in vision therapy. When she’s not working, Dr. Green spends her time with her husband and two young daughters.