Educated in both Africa and the United States, Dr. Nnabue holds two degrees as Doctor of Optometry. Graduating from Imo State University (1988) and then from Pennsylvania College of Optometry (1994). Dr. Nnabue’s professional excellence has allowed him the opportunity to teach Optometry in the following international countries: Israel, Nigeria, and Norway. Currently, Dr. Nnabue is an adjunct faculty member at Pennsylvania College of Optometry where he teaches advanced clinical procedures to other Optometrist across the world. He is also a Senior Examiner with the National Board of Examiners in Optometry. Dr. Nnabue passion for providing quality eye health care to all including the underserved, has lead him to lead bi-annual “Medical Mission” trips to Africa. These “Medical Missions” are life changing not only for the people receiving care, but for the medical team that take part in these missions. Through out the course of his professional career, Dr. Nnabue has received numerous awards and citations for the excellence he brings to the optometry industry.