Dr. Knight has been in practice for over 18 years. She graduated from the University of Houston Optometry Eye Doctor, Dr. Cassandra Knight in Cypress, Texas.School after receiving her undergraduate degree from Texas A&M University. She is a Board Certified Therapeutic Optometrist and Optometric glaucoma specialist. Dr. Knight is a native Houstonian as well, and lives with her husband and son in the Spring/Klein area. She is actively involved in the Cy-Fair Chamber of Commerce and volunteers in the local community.