Dr. Brad Schaeffer is the founder of the American Academy of Orthopaedic Surgeons, an independent medical group. He is also the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Schaeffer has spent his entire career in orthopedic surgery and is a certified orthopedic surgeon. He is the author of several books, including The Book of Running. Dr. Sch