Atabong, Sixtus Z.: - Sixtus Z. Atabong, PA-C, is a practicing neurosurgery Physician Assistant. He is also the President and Founder of Purpose Medical Mission, a nonprofit organization that focuses on developing sustainable healthcare infrastructures and services in developing countries. He is a recipient of numerous local and national awards for his leadership and humanitarian work around the world. Sixtus and his wife, Kyu Mee, have two young boys and live in Lubbock, Texas.