Meet the Authors
Click on the author name to read more about them.
Gunnar B.J. Andersson, MD, PhD
Gunnar B.J. Andersson, MD, PhD, is The Ronald L. DeWald, MD Professor and Chairman Emeritus of the Department of Orthopedic Surgery at Rush University Medical Center in Chicago, IL. He was chairman of the Department of Orthopedic Surgery from 1994 to 2008. Dr. Andersson has been at the forefront of spine surgery research and education for more than 30 years. He is a member of 17 editorial boards, editor-in- chief of Spinal News International, a deputy editor for Spine, founding editor of Contemporary Spine Surgery and an associate editor of Clinical Biomechanics. He is the author of over 330 original publications, 160 books and book chapters and 530 abstracts. His focus has been spinal disorders. Dr. Andersson is a past president of the Orthopaedic Research Society, the International Society for the Study of the Lumbar Spine and the American Academy of Disability Evaluating Physicians.
Sigurd H. Berven, MD
Sigurd H. Berven, MD, has a strong clinical interest in spinal disorders of children and adults, especially pediatric and adult deformity, degenerative conditions of the spine, spinal tumors and spinal trauma. Dr. Berven’s research interests include assessment of clinical outcomes of surgery, and minimally invasive techniques in spine surgery. He is studying cellular and molecular techniques for the biological regeneration of components of the spine including the intervertebral disc. He has been an invited speaker at national and international conferences, speaking on topics including measurement of outcomes in spine surgery, evaluation and management of spinal disorders, and advanced techniques in spine surgery. Dr. Berven is a graduate of the Harvard Combined Orthopedic Residency. After completing his residency, he had further clinical training in Spine Surgery as a clinical fellow at UCSF and in pediatric orthopedic surgery as the chief resident at Boston Children's Hospital. He studied human biology as an undergraduate at Stanford University, was a graduate student at Oxford University in philosophy, politics and economics, and received his medical degree from Harvard Medical School.
Kenneth L. Cameron, PhD, MPH, ATC
Kenneth L. Cameron, PhD, MPH, ATC, Dr. Cameron currently serves as the Director of Orthopaedic Research at Keller Army Hospital, West Point, New York, where he holds faculty appointments with the John A. Feagin Jr. Orthopaedic Sports Medicine Fellowship, the US Army-Baylor University Sports Physical Therapy Doctoral Program, and the Uniformed Services University of the Health Sciences. He earned his Bachelor of Science Degree in Exercise and Sport Science from Oregon State University in 1993, his Master of Arts Degree in Exercise Science from San Jose State University in 1996, and Master of Science and Doctor of Philosophy Degrees from the University at Albany in 2001 and 2004, respectively. Dr. Cameron also completed a Master of Public Health Degree from The Johns Hopkins University Bloomberg School of Public Health in 2011. Dr. Cameron’s primary research interests are in the areas of injury prevention, musculoskeletal injury and disease epidemiology, and outcomes associated with the treatment of these injuries, specifically in physically active and military populations. He also has specific research interests in knee and ankle injuries, shoulder instability, and biomarkers associated with post-traumatic osteoarthritis.
Dr. Cameron earned the Commander’s Award for Civilian Service in recognition of exemplary service to the United States Military Academy in 2004 and the Department of the Army Superior Civilian Service Award in 2014. Dr. Cameron’s work has resulted in several research awards. These awards include the Arthritis Foundation’s New Investigator Award (2010), The Johns Hopkins School of Public Health MPH Capstone Research Award (2011), the Society of Military Orthopaedic Surgeons Founders’ Award for the best scientific paper with military relevance (2011), the American Medical Society for Sports Medicine Research Award for the Best Scientific Research Paper presented at the AMSSM annual meeting (2013), and the American Orthopaedic Society for Sports Medicine’s Best Scientific Poster Award (2011), Aircast Award (2013, 2014, 2015) for the Best Clinical Science Paper submitted by a sports medicine fellow, and O’Donoghue Award (2012, 2014) for the best overall paper which deals with clinical based research or human in-vivo research. In 2015 Dr. Cameron earned designation as a Fellow in the National Athletic Trainers’ Association (FNATA) for exemplary scholarship and service.
Michelle Canham Chervak, PhD, MPH
Michelle Canham Chervak, PhD, MPH, has a Master’s in Public Health from Yale University, a PhD from Johns Hopkins Bloomberg School of Public Health (JHBSPH), and is a graduate of the NIOSH Occupational Injury Epidemiology training program at JHBSPH. Dr. Chervak is currently a senior epidemiologist in the Injury Prevention Division, Army Public Health Center (APHC) and manages APHC injury prevention activities contributing to strategic Army Medicine initiatives. Her work has focused on prevention of injuries related to motor vehicle crashes, falls, sports, and Army physical training, ranging from field investigations of injury risk factors in Army populations, to evaluations of injury prevention programs, to the use of surveillance data in setting data-driven Army and Department of Defense injury priorities.
Miriam Cisternas, MA
Miriam Cisternas, MA, has over 25 years of experience researching the epidemiology and cost of chronic diseases through innovative use of primary and secondary data sources. Her specific experience in the musculoskeletal area includes more than ten years of analytic support to the CDC Arthritis Program, where she provides technical assistance and training to Program staff and as serves as co-PI and principal analyst on a number of research studies. She has also analyzed clinical trial data for lupus treatments and served as the epidemiologist and analyst for the California Lupus Surveillance Project. Earlier in her career, Ms. Cisternas managed longitudinal panels of chronic disease patients (e.g., rheumatoid arthritis and carpal tunnel syndrome). She has been a coauthor of the economic cost chapter in all editions of BMUS.
Robert Corey, MD
Robert M. Corey, MD, Saint Louis University Department of Orthopedic Surgery, Saint Louis, MO.
Adolfo Correa, MD, PhD
Adolfo Correa, MD, PhD is Director and Principal Investigator (PI) of the Jackson Heart Study and Professor of Medicine and Pediatrics at the University of Mississippi Medical Center. Dr. Correa has served on the faculty in the departments of epidemiology of the Johns Hopkins School of Public Health, the University of Maryland School of Medicine, and Emory University School of Public Health; and as medical officer with the Centers for Disease Control and Prevention (CDC). His research experience includes studies of environmental, occupational and lifestyle factors and disparities in reproductive health, diabetes, and cardiovascular disorders; and surveillance and epidemiology of birth defects.
Esther Dada, MPH
Esther Dada, MPH, epidemiologist in the Injury Prevention Division at the Army Public Health Center, provides technical expertise in epidemiologic surveillance, monitoring, and analysis of injuries and other health problems in the military population to inform Army and Department of Defense prevention program and policy planning. Ms. Dada has represented the Army Pubic Health Center on Department of Defense safety workgroups and trained military public health professionals in basic principles of epidemiology. Her work in public health at the federal and state levels has spanned a range of topics, including the surveillance and epidemiology of injury, diabetes, cardiovascular disease, mental disorders, and obesity; and health policy issues involving utilization, costs, and access to health services.
Charles Helmick, MD
Charles G. (Chad) Helmick, MD, Captain of U.S. Public Service Medical Epidemiologist, Arthritis Program National Center for Chronic Disease Prevention Centers for Disease Control and Prevention (CDC) in
Atlanta, GA.
Matthew Hepler, MD
Matthew D Hepler, MD, is an orthopaedic surgeon with fellowship training in both adult and pediatric spine surgery who treats all conditions of the cervical, thoracic and lumbar spine. Dr. Hepler has a subspecialty interest in complex spine reconstruction including scoliosis, kyphosis, and spondylolisthesis but treats all spine conditions including disc herniations, radiculopathy, discogenic disc disease, lumbar and cervical stenosis, traumatic and osteoporotic fractures. He has authored multiple research publications and textbook chapters and presented research and talks at numerous national and international forums. He is an active member of the North American Spine Society and Scoliosis Research Society where he serves on various committees and an editor of the journal Spine.
He is a graduate of Johns Hopkins University, completed post-graduate training and received his medical degree from Columbia College of Physicians and Surgeons in New York City. He received his orthopaedic residency training at New York Orthopaedic Hospital and adult and pediatric spine fellowship training at the renowned Twin Cities Spine and Scoliosis Center, Minneapolis Minnesota.
Aimee Hersh, MD
Aimee Hersh, MD, received her medical degree from Brown Medical School and completed her residency and clinical fellowship in Pediatric Rheumatology at University of California, San Francisco. Dr. Hersh is currently an Assistant Professor in Pediatric Rheumatology at the University of Utah School of Medicine and Primary Children’s Medical Center. As a pediatric rheumatologist she treats children with rheumatic diseases including juvenile idiopathic arthritis, systemic lupus erythematosus, juvenile dermatomyositis and vasculitis. Additionally, she evaluates children with musculoskeletal and joint pain. Her research focuses on understanding the long-term medical and psychosocial outcomes of patients with childhood-onset systemic lupus erythematosus.
Bruce Jones, MD, MPH
Bruce H. Jones, MD, MPH, is Manager of the Injury Prevention Program, Army Institute of Public Health, U.S. Army Public Health Command, Aberdeen Proving Ground, MD.
Meredith Kilgore, RN, PhD
Meredith Kilgore, RN, PhD, is Professor and Chair, Department of Health Care Organization and Policy, University of Alabama at Birmingham, Co-director of the Pharmaco-Epidemiology and Economics Research Group, and Co-Director of the UAB Center for Outcomes and Effectiveness Research and Education. He holds degrees in Nursing, Political Science, and Public Health as well as a PhD in Policy Analysis from the RAND Graduate School. He has over two decades of experience in health services and outcomes research and has 131 publications in peer-reviewed journals, including JAMA, Medical Care, and Inquiry. Much of his work has involved the use of large administrative datasets to conduct research focusing on health policy and outcomes research focused cancer, osteoporosis, and cardiovascular disease.
Stephen Marshall, PhD
Steve Marshall, PhD, is an epidemiologist who conducts research in the field of injury prevention. He is author or co-author on over 250 articles in peer-reviewed journals. He is a Professor of Epidemiology in the Gillings School of Global Public at the University of North Carolina-Chapel Hill. He is the Director of the University of North Carolina Injury Prevention Research Center. He is core faculty in three other UNC research centers: Matthew Gfeller Sports-related Traumatic Brain Injury Research Center, Center for Study of Retired Athletes, and Sports Medicine Research Laboratory. He previously co-directed a sports injury research center (Datalys Center for Sports Injury Research and Prevention) from 2008-2011. He serves on the Board of SafeStates and on the Strategic Advisory Committee of the North Carolina Injury and Violence Prevention Branch.
Brett Owens, MD
Brett D. Owens, MD, is an orthopaedic sports medicine surgeon. Dr. Owens attended the U.S. Military Academy and Georgetown University School of Medicine. He completed his residency at the University of Massachusetts and the John A. Feagin, Jr. Sports Medicine Fellowship, West Point. He was an American Orthopaedic Association North American Traveling Fellow as well as an AOSSM-ESSKA Traveling Fellow. He is a Professor of Orthopaedic Surgery at the Brown University Alpert Medical School and practices in Providence, RI. He is Team Physician for Brown University Athletics, the Providence Bruins (AHL) and U.S. Lacrosse. He previously served as a Lieutenant Colonel in the US Army and Chief of Orthopaedics at Keller Army Hospital, West Point, NY, where he cared for Army Athletic Teams. Dr. Owens has published more than 170 articles and 2 textbooks in orthopaedic surgery and sports medicine. His research has garnered the O’Donoghue Research Award, Aircast Award, and NCAA Research Awards from the American Orthopaedic Society for Sports Medicine. He is proud to serve as Associate Editor of the American Journal of Sports Medicine since 2012.
Andrew Pollak, MD
Andrew N. Pollak, MD, is the James Lawrence Kernan Professor and Chairman of the Department of Orthopaedics at the University of Maryland School of Medicine and Chief of Orthopaedics for the University of Maryland Medical System. Dr. Pollak is currently Consortium Vice-Chair for the Department of Defense-funded Major Extremity Trauma Research Consortium, a collaborative effort of approximately 50 centers focused on investigating treatment of high-energy musculoskeletal injuries. He serves as Commissioner for the Maryland Health Care Commission. He is a Past-President of the Orthopaedic Trauma Association, a past Treasurer and Chair of the Board of Specialty Societies for the AAOS and a Past-President of the Maryland Orthopaedic Association. He also serves as Medical Director of the Baltimore County Fire Department, Special Deputy United States Marshal and as Series Editor for the Orange Book EMS Textbook Series published jointly by the AAOS and Jones & Bartlett Publishers.
Scott Rosenfeld, MD
Scott B. Rosenfeld, MD, assistant professor in the Department of Orthopedic Surgery at Baylor College of Medicine, specializes in pediatric orthopedics, hip disorders, scoliosis and sports medicine. His major area of interest and expertise is in childhood, adolescent and young adult hip disorders and hip preservation. He is Director of the Texas Children's Hip Preservation Program, a multidisciplinary program focused on the care of hip problems in patients from birth through adulthood. Board certified in orthopedic surgery, Dr. Rosenfeld received an undergraduate degree from Duke University and earned his medical degree from the University of Texas Health Science Center at San Antonio. He completed an internship in general surgery and a residency in orthopedic surgery at UT Southwestern Medical School in Dallas and a fellowship in pediatric orthopedic surgery at Boston Children's Hospital.
Kenneth Saag, MD, MSc
Kenneth Saag, MD, MSc, is Jane Knight Lowe Professor of Medicine, Division of Clinical Immunology and Rheumatology, at the University of Alabama at Birmingham (UAB) and Professor of Epidemiology, at the UAB School of Public Health. Dr. Saag is a native of Chicago. Following studies in engineering at the University of Michigan, he returned to Chicago for medical school and Internal Medicine Residency at Northwestern University. He undertook his rheumatology and epidemiology training at the University of Iowa and remained on the faculty there until moving to UAB in 1998. He is the founding Director of the Agency for Health Care Research and Quality Deep South Center for Education and Research on Therapeutics, the UAB Center of Research Translation in Gout and Hyperuricemia, and the UAB Outcomes Research Center. He serves as a Vice Chair for the UAB Department of Medicine. He has published more than 280 peer reviewed manuscripts, and authored more than 100 reviews, editorials, and book chapters. Recently he published the first edition of the clinical handbook Diagnosis and Management of Osteoporosis. Dr. Saag is on the American College of Rheumatology (ACR) and the Gout and Uric Acid Society Board of Directors and he serves as President on the Board of Trustees of the National Osteoporosis Foundation.
Kimberly Templeton, MD
Kimberly Templeton, MD, is professor of orthopaedic surgery at the University of Kansas in Kansas City. She is a past-president of the Ruth Jackson Orthopaedic Society and the United States Bone and Joint Initiative. She is currently president of the American Medical Women’s Association and chair of the Sex and Gender Women’s Health Collaborative. One of Dr. Templeton’s areas of focus is raising awareness of the impact of sex and gender on health and disease. As noted in BMUS, the impact of sex and gender reaches beyond reproductive health and extends to all health conditions, resulting in many for which there is a difference in incidence, etiology, prevention, and response to treatment between women and men.
William Ward, MD
William G Ward Sr., MD, is an orthopedic surgeon practicing in Winston Salem, NC where he is the local Musculoskeletal Service Line Leader for Novant Health. Dr. Ward is a Past President of the North American Musculoskeletal Tumor Society (MSTS). He completed Duke Medical School in 1978, orthopedic residency at Duke in 1989 and an orthopedic oncology fellowship at UCLA in 1991. He was on the faculty at Wake Forest University School of Medicine until 2012 and remains an Emeritus Professor. He has published approximately 100 scholarly articles. He has personally performed more than 5000 musculoskeletal tumor surgeries and has been recognized multiple times as a “Best Doctor in Orthopaedics” and as a “Best Doctor in Cancer”.
Sylvia I. Watkins-Castillo, PhD (Supporting author for multiple chapters)
Sylvia I. Watkins-Castillo, PhD, has served as coordinator, primary analyst, and support author for the Burden of Musculoskeletal Diseases project since 2006, when work on the first print edition began. Prior to accepting this work on a contractual basis, she spent six years as the Research and Data Manager at the American Academy of Orthopaedic Surgeons in Rosemont, IL. Before going to AAOS, Sylvia worked as a consultant/planner and research analyst for the public, non-profit, and private sectors. Projects included a broad range of topics, and addressed feasibility studies, strategic planning, needs assessments, evidence-based medicine, best practices, customer satisfaction, benchmarking, program evaluation, market characteristics, and competitor analysis. She received her doctorate in social psychology and research methodology from Iowa State University.
Stuart Weinstein, MD
Stuart Weinstein, MD, is the Ignacio V. Ponseti Chair and Professor of Orthopaedic Surgery and Professor of Pediatrics at The University of Iowa. Dr. Weinstein received his A.B. Honors degree in Political Science and History from the University of Illinois, his medical degree (Alpha Omega Alpha) from the University of Iowa, interned in Internal Medicine at the University of California - San Francisco, and completed his orthopaedic residency at University of Iowa. He is an NIH funded researcher, and has published more than 230 scientific articles in peer review journals (including the NEJM, JAMA, The Lancet, Nature) on a wide variety of pediatric orthopaedic conditions. His research work has focused on spinal deformity in children, children’s hip and foot problems, and the natural history and long-term outcome of pediatric musculoskeletal conditions. He has edited three major textbooks — The Pediatric Spine: Principles and Practice; Lovell and Winter's Pediatric Orthopaedics; Turek's Orthopaedics. His many contributions to orthopaedics have been recognized by his receipt of numerous awards for distinguished achievement, service, leadership, and the advancement of orthopaedics and research, by national and foreign orthopaedic societies. Dr Weinstein is past president of the American Academy of Orthopaedic Surgeons, American Orthopaedic Association, American Board of Orthopaedic Surgery, Pediatric Orthopaedic Society of North America, United States National Action Network of the International Bone and Joint Decade, International Center for Orthopaedic Education (ICOE), Doctors for Medical Liability Reform (DMLR), Past Chairman of the Board of Trustees of the Journal of Bone and Joint Surgery (JBJS) and past Chairman of the American Association of Orthopaedic Surgeons Political Action Committee.
Nicole C. Wright, PhD, MPH
Nicole C. Wright, PhD, MPH, received a BS in Biology from Elon University. Dr. Wright graduated from the Mel and Enid Zuckerman College of Public Health at the University of Arizona with a Master of Public Health in 2005 and Doctorate of Philosophy in Epidemiology in 2010. Her research has primarily focused on the incidence and outcomes of osteoporosis and fractures in various data sources from the nationwide Women’s Health Initiative (WHI) study to administrative claims data of the US Medicare system. In 2012, she became an Assistant Professor in the Department of Epidemiology at the University of Alabama at Birmingham (UAB). She has published numerous papers in the bone field, served as the principal investigator on industry-sponsored research contracts, and co-investigator on numerus federal research projects. She is a current UAB K12 awardee, which is funded by the Agency for Healthcare Research and Quality funded, as well as one of the 2015 Resource Centers for Minority Aging Research Pilot Project awardee, funded by the National Institute on Aging.
Edward Yelin, PhD
Edward Yelin, PhD, has been on the faculty of the Division of Rheumatology and Philip R Lee Institute for Health Policy Studies at UCSF since 1980. Dr. Yelin is perhaps best known for his work on employment among persons with arthritis and other chronic diseases. A second major thread to his research concerns studies of the impact of changes in the health care system on persons with arthritis. Finally he has been involved in studies documenting the economic and social impacts of chronic disease and disability. As part of this research, he authored the chapter in several volumes of The Burden of Musculoskeletal Disease in the United States (BMUS) on the economic impact of these conditions. He now serves as Co-Chair of the on-going BMUS project.