From Left to Right
Bottom Row: Dr. Richard Steadman, Dr. Carl Wierks, Dr. Brad Register, Dr. Chad Hanson, Dr. Peter Millett, Dr. Randy Viola;
Top Row:Dr. Bill Sterett, Dr. Jack Carlisle, Dr. Suketu Vaishnav, Dr. Marc Philippon, Dr. Andrew Pennock, Dr. Tom Hackett, Dr. David Karli)

John C. (“Jack”) Carlisle, M.D.
Dr. Carlisle graduated summa cum laude from Duke University, where he earned a Bachelor of Science degree and membership in Phi Beta Kappa. He completed medical school and residency training at Washington University in St. Louis, where he was a member of the Alpha Omega Alpha Medical Honor Society. During his time there, he provided care for high school and collegiate athletes and assisted with team coverage of the St. Louis Blues and Rams. His research background includes a focused interest in the arthroscopic management of young adult hip pathology. He has published articles in multiple orthopedic journals including JBJS, AJSM, CORR, and the Journal of Knee Surgery.
An avid fly fisherman and snowboarder, he will be joined in Vail by his wife, Jennifer, and their two children, Brooks and Charlotte.

Chad M. Hanson, M.D.
Dr. Hanson graduated summa cum laude with a degree in biology from the University of Nebraska at Omaha. He was the class president and a member of the Alpha Omega Alpha Honor Society while earning his medical degree at the University of Texas Southwestern Medical School in Dallas. While completing his orthopaedic surgery residency at UT Southwestern, Dr. Hanson assisted with local football team coverage. He received the G. Truett James Excellence in Teaching Award as a chief resident and was a national finalist for best clinical paper on his work with Adolescent Tibia Vara. He has played basketball competitively all of his life and recently began participating in triathlons.
Dr. Hanson, his wife Julie, and their three energetic boys, Zach, Ben, and Jake, are excited about their move to the mountains, the snow, and the opportunity to train at Steadman Hawkins.

Andrew T. Pennock, M.D.
Dr. Pennock graduated summa cum laude from Dartmouth College with a degree in Chemistry. During his time in New Hampshire, he captained the ski team and was a two-time All-American. For his athletic achievements, he was inducted into Dartmouth’s athletic hall of fame, The Wearers of the Green. After college, he attended medical school at the University of Chicago, where he graduated with honors and became a member of the Alpha Omega Alpha Medical Honor Society. Dr. Pennock went on to residency training at University of California San Diego. At UCSD, he completed a research fellowship focusing on cartilage repair techniques. His work has been presented internationally and has resulted in multiple publications and awards.
Dr. Pennock will be moving to the Vail Valley with his wife, Paige, and two children, Gavin and Greta. His parents, who live in Edwards, are anxiously awaiting the opportunity to teach his kids how to ski.

Bradley C. Register, M.D.
Dr. Register graduated from the University of Georgia where he was a three year letterman at offensive guard on the football team. He was awarded the Dean Tate Award, which is given to the top male scholar athlete at UGA, as well as the “Peach of an Athlete” Outstanding Community Service Award. Brad attended Johns Hopkins University in Baltimore, Maryland for medical school and completed his orthopaedic surgery residency at Emory University in Atlanta, Georgia. His collegiate football experience coupled with his love for medicine led him to a career in sports medicine. He has worked on multiple research projects during his medical studies. His research interests have included cervical myelopathy, cerebral palsy and rotator cuff reconstruction.
Dr. Register looks forward to sharpening his arthroscopic and reconstructive skills while at Steadman Hawkins. Brad will be joined by his wife Jennifer for their year in Vail and they look forward to learning how to ski down the mountain without falling.

Suketu Vaishnav, M.D.
Dr. Vaishnav earned his Bachelor of Science degree in Physiology/Neuroscience at the University of California, San Diego. He was a member of the Alpha Omega Alpha Honor Society at the University of Southern California, School of Medicine. During his Orthopaedic Surgery residency, also at the University of Southern California, he assisted with covering the Trojan football and basketball teams. He has been involved in several research projects involving shoulder arthroplasty with meniscal allograft resurfacing of the glenoid, total elbow arthroplasty, and biomechanical evaluation of the native elbow. Dr. Vaishnav has published articles in the Journal of Shoulder and Elbow Surgery, the Journal of Hand Surgery, and Foot and Ankle International. Dr. Vaishnav would like to spend his time in Vail mastering complex reconstructive knee and shoulder surgery. Because of his particular interest in shoulder arthroplasty, he will then spend next year at the San Francisco Shoulder, Elbow, and Hand Institute with Dr. Tom Norris doing a shoulder and elbow surgery fellowship.
Dr. Vaishnav will be joined in Vail by his wife, Aditi, who will be working as an Adult Hospitalist at Vail Valley Medical Center. They both look forward to enjoying all of the outdoor activities Vail has to offer.

Carl H. Wierks, M.D.
Dr. Wierks studied Kinesiology at Wheaton College and stayed in the Chicago area to attend Loyola-Stritch School of Medicine. He then completed his Orthopedic Surgery residency at The Johns Hopkins Hospital. His research interests include biceps tendon and rotator cuff repair. One report on the complications of reverse total shoulder replacement was published in CORR, presented at the AAOS and won a Maryland Orthopaedic Association resident research award. He also had the opportunity to provide sports coverage for the Baltimore Orioles baseball team.
Dr. Wierks’ greatest achievement by far is recently becoming a father to his twin girls, Ella and Collette. He and his wife, Rebecca, have always enjoyed sports and look forward to some of the outdoor pursuits that Vail has to offer. Dr. Wierks looks forward to honing his ability to diagnose and treat injuries while working with some of the most admired and respected surgeons in orthopaedics.