Dr. Martha Hernandez-Castaneda is a member of Essilor International’s optical research and development team, based in Paris, France. Martha graduated from the University Colombia La Salle College of Optometry. She holds a degree in optometry OD and completed her training with a doctoral thesis in 1992 in binocular vision at Ecole des Hautes Etudes of Paris, in collaboration with the Foundation Rothschild. Before joining Essilor, she worked in low vision and binocular vision, participating in surgeries on strabismus and motility troubles. Her others specialties are Virtual Simulation nd practice clinical in refraction. She is member of Essilor since 1993. She currently works in the Vision Sciences department. She has been a member the Federation of Colombian optometrists (FEDOPTO) since 2005.