Dr. Lux earned his medical degree from Tulane University, in New Orleans, Louisiana, then completed an internship in General Surgery at the University of Louisville Hospitals, in Louisville, Kentucky. Following his internship, he then completed a residency in Orthopaedic Surgery from the University of Louisville School of Medicine, and a fellowship in Adult Reconstruction at DePaul Health Center in St. Louis, Missouri.
Prior to joining Washington University Orthopedics, Dr. Lux was in private practice in the St. Louis area for over 26 years. He is well-known local and national speaker on topics of arthritis and joint replacement, and has been a research presenter for the Biomechanical Research Laboratory in which he has produced, published, and presented numerous orthopedic biomechanical and clinical studies both nationally and across Africa, Canada, Europe and Japan. Dr. Lux is a member of the American Academy of Orthopedic Surgeons and American Association of Hip and Knee Surgeons. He has been a guest speaker at the Norwegian Orthopedic Society, Japanese Orthopedic Society, European Federation of Orthopedic and Tramatology, and Italian Orthopedic Society, and has been consistently listed as a "Best Doctor" by St. Louis Magazine.