Introducing the 2021 Davos Fellows

Twelve AO Trauma NA fellows chosen to attend the 2021 Davos Fellows Experience


A joint Community Development and Fellowship Committee offering: This unique opportunity supports six fellows in training from NA training programs to travel as a group to Davos for the Tips from the Masters Course offered December 5-10, 2021.  Since this program was not offered in 2020 due to the pandemic, we are sending twelve fellows this year.  This year’s winners are:

Marissa Bonyun, MD, MEd, FRCSC

Marissa Bonyun, MD, MEd, FRCSC

Dr. Marissa Bonyun was born in Toronto, Canada, and completed her medical school, Master of Education, and orthopedic residency at the University of Toronto. She completed her first fellowship at Mount Sinai Hospital in Toronto, Canada, in complex lower extremity reconstruction, followed by an orthopedic trauma fellowship at R Adams Cowley Shock Trauma Center at the University of Maryland, Baltimore.

She started her academic career at the University of Cincinnati, before being recruited back as faculty at the University of Maryland and Shock Trauma. Dr. Bonyun’s clinical focus includes both orthopedic trauma and revision arthroplasty, with commitment to teaching, assessment and curriculum design. Outside of orthopedics, she loves to travel, snowboard, run, and explore with her dog Jesse.

Angela Collins, MD, PhD

Angela Collins, MD, PhD

Dr. Angela Collins grew up in Richardson, Texas. She attended Austin College in Sherman, Texas, where she completed a Bachelor of Science in Biology. She entered the Medical Scientist Training Program at The University of Texas Southwestern Medical Center at Dallas where she completed both her MD as well as a PhD in Immunology studying mechanisms by which the immune system controls Mycobacterium tuberculosis infection.

She completed an orthopedic surgery residency through the Michigan State University/McLaren Flint Orthopaedic Surgery Residency Program. She is currently completing an orthopedic trauma fellowship at Detroit Medical Center with plans to pursue an academic career following completion of her fellowship.

Malcolm R. DeBaun, MD

Malcolm R. DeBaun, MD

Dr. Malcom DeBaun was born and raised in St. Louis, Missouri. He attended Stanford Medical School where he obtained his medical degree with a scholarly concentration in Bioengineering. He then completed his orthopedic residency at Stanford University before matriculating to Harborview Medical Center for his Orthopaedic Traumatology Fellowship. After fellowship, he joined the faculty at Duke University where he is currently practicing as an academic orthopedic trauma surgeon.

Patrick Kellam, MD

Patrick Kellam, MD

Dr. Patrick Kellam is a current orthopedic trauma fellow at the University of Texas at Houston Health Sciences Center. He was born in Mississauga, Ontario and raised in Charlotte, North Carolina. He completed his undergraduate degree in Aerospace Engineering at the University of Michigan. Upon completion of his medical degree from the University of North Carolina School of Medicine, Dr. Kellam went on to complete his orthopedic surgical training at the University of Utah in Salt Lake City. After his trauma fellowship, he will be returning to the University of Utah to complete a second fellowship in Adult Reconstruction and then wants to pursue a career in academic medicine.

Suman Medda, MD

Suman Medda, MD

Dr. Suman Medda was born in Buffalo, New York, but grew up in Charlotte, North Carolina. He attended medical school at the University of North Carolina at Chapel Hill and completed his residency in orthopedic surgery at Wake Forest Baptist Medical Center. He completed his Orthopaedic Trauma Fellowship at Atrium Health Carolinas Medical Center. He is currently an Orthopaedic Traumatologist at NYU Langone Medical Center and hopes to pursue a career in academic medicine.

Joseph Patterson, MD

Joseph Patterson, MD

Dr. Joe Patterson is an Assistant Clinical Professor of Orthopaedic Trauma at Keck School of Medicine of the University of Southern California and Los Angeles County + USC Medical Center. He completed his bachelor’s degree in Bioengineering at University of California Los Angeles and medical school at Yale University School of Medicine in New Haven, Connecticut, followed by orthopedic residency training at University of California San Francisco and an Orthopaedic Traumatology Fellowship at University of Washington/ Harborview Medical Center in Seattle, Washington.

Christian A. Pean, MD, MS

Christian A. Pean, MD, MS

Dr. Christian Pean was raised in McAllen, Texas. He is graduate of Georgetown University where he majored in Biology and went on to complete medical school at the Mount Sinai School of Medicine in New York City. Dr. Pean completed his orthopedic surgical training at the NYU Langone Orthopedic Hospital where he was the first orthopedic resident selected for the Strategy and Policy Track resulting in a Certificate in Health Policy for Clinicians which he completed concurrently at the NYU Wagner School of Public Policy.

He is on the board of directors for the global health non-profit, Orthopedic Relief Services International and his work focuses on surgical education sustainability in Haiti. He is currently an Orthopedic Trauma Fellow at the Harvard Orthopedic Trauma Fellowship at MGH and Brigham and Women’s Hospital in Boston, Massachusetts.

Christopher Renninger, MD

Christopher Renninger, MD

Dr. Christopher H. Renninger is a current orthopedic traumatologist at the Walter Reed National Military Medical Center in Bethesda, Maryland. He was born and raised in Maryland, completing his undergraduate degree in chemistry at the U.S. Naval Academy. Upon completion of his medical degree at Stanford University School of Medicine, he completed residency training in orthopedic surgery at the Naval Medical Center San Diego. He then served as staff surgeon at NMCSD prior to fellowship training in orthopedic traumatology at the R Adams Cowley Shock Trauma Center in Baltimore, Maryland.

Augustine Saiz, MD, BS

Augustine Saiz, MD, BS

Dr. Augustine Saiz is a current orthopedic trauma fellow at the University of Texas Health Science Center in Houston, Texas. A native of Wisconsin, he graduated summa cum laude from the University of Wisconsin-Eau Claire with a Bachelor of Science and then attended the University of Wisconsin School of Medicine and Public Health where he obtained his Doctor of Medicine degree with a Path of Distinction in Public Health.

Following medical school, he completed his orthopedic surgery residency with a dedicated year of research at UC Davis Health in Sacramento. His passion for orthopedic traumatology led him to fellowship at UT Houston. His wife, Allison Saiz, is a current Gynecologic Oncology fellow at Northwestern University. He plans to continue his career as an academic orthopedic traumatologist.

Blake Schultz, MD

Blake Schultz, MD

Dr. Blake Schultz is currently a trauma fellow at the University of Texas Health Science at Houston, Texas. After completing his undergraduate degree in Economics at Williams College in Massachusetts, he played one season of professional basketball in Germany and spent another year doing research at Children's Hospital Boston before enrolling at Drexel University College of Medicine in Philadelphia, Pennsylvania. He completed his Orthopedic Surgery Residency at NYU in New York and is pursuing an academic trauma career.

Brandon G. Wilkinson, MD

Brandon G. Wilkinson, MD

Dr. Brandon G. Wilkinson is a current orthopedic traumatologist at the Slocum Center for Orthopedics in Eugene, Oregon. After completing his bachelor’s degree in Physiology and Developmental Biology at Brigham Young University (Provo, Utah), he entered medical school at the University of Utah in Salt Lake City, Utah. Upon completion of medical school, Dr. Wilkinson completed an intern year in General Surgery at Vanderbilt University Medical Center in Nashville, Tennessee.

He then completed Orthopedic Residency at the University of Iowa Hospitals and Clinics. Most recently Dr. Wilkinson completed his Orthopedic Trauma Fellowship at the R Adams Cowley Shock Trauma Center in Baltimore, Maryland. His interests outside of orthopedics include his wife and five children, single track mountain biking, skiing, wakeboarding, and big game hunting.

Taylor Yong, MD, MS

Taylor Yong, MD, MS

Dr. Taylor Yong is originally from New England but grew up in Texas. He completed his undergraduate education at the University of Texas in Austin followed by medical education at the Paul L. Foster School of Medicine at the Texas Tech University Health Science Center of El Paso. He then returned to New England for orthopedic surgery residency at Dartmouth-Hitchcock Medical Center. During residency, Dr. Yong also completed a Master of Science at the Dartmouth Institute for Health Policy and Clinical Practice. He is a current orthopedic trauma fellow at Vanderbilt University Medical Center and plans to pursue a career as an academic orthopedic trauma surgeon.


These fellows were chosen from a competitive field of applicants based on their proven record of achievement in orthopedic trauma as well as their commitment to being a leader in the field.  This is a great opportunity for them to expand their personal network and enhance their career within the AO Trauma community.

Related pages

Cookies help us improve your website experience.
By using our website, you agree to our use of cookies.
Confirm