Diversity Advisory Board (DAB)

Increasing diversity and inclusion among AAHKS membership.


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Diversity Advisory Board

AAHKS created the Diversity Advisory Board (DAB) as a resource for increasing diversity and inclusion among the membership and leadership of the organization.


  • Increasdiversity among AAHKS membership.  
  • Build mentorship programs for minority students, residents, fellows and attending surgeons.  
  • Provide a venue to encourage academic and personal growth for minorities in total joint arthroplasty.
  • Prepare those with leadership aspirations for such opportunities within AAHKS.

Mission: The Diversity Advisory Board shall serve as a steering group to oversee programs that provide mentorship, professional development, and engagement for the diverse membership of AAHKS. 

AAHKS Census

DAB is collecting demographic data on AAHKS membership to better understand the racial and ethnic makeup of the organization.

The data you provide will help us:

  • Better understand you and your needs as a member.
  • Promote inclusivity and diversity in AAHKS membership and leadership.
  • Create pathways for members to become course instructors and symposia presenters.

Make sure you are counted and complete the Census today!

Completing the Census is quick and the information you provide will help to ensure that AAHKS represents all of us

Muyibat A. Adelani, MD – Committee Co-Chair

Muyibat A. Adelani, MD
Orthopaedic Surgeon
Washington University School of Medicine

Muyibat Adelani, MD is an orthopaedic surgeon at Washington University School of Medicine in Saint Louis, Missouri who specializes in the management of hip and knee problems, including hip and knee replacement surgery. She completed her undergraduate degree at the University of Southern California and her medical degree at Vanderbilt University. She completed her orthopaedic surgery residency at Washington University in Saint Louis and a fellowship in joint replacement surgery at Stanford University. 

Adam A. Sassoon, MD, MS – Committee Co-Chair

Adam A. Sassoon, MD, MS
Adult Reconstruction Fellowship Director

Adam Sassoon, MD, MS is a dual-fellowship trained orthopedic surgeon with expertise in joint preservation/reconstruction and orthopedic traumatology. His current clinical interests include complex primary and revision arthroplasty, open hip preservation surgery, periprosthetic fractures, and young adult/adolescent deformity correction/reconstruction.

Dr. Sassoon completed his orthopedic surgery residency at the Mayo Clinic in Rochester, MN. While in residency, he also completed a Master’s Degree in Biomedical Science focusing on tissue engineering using adult derived stem cells. He then completed an orthopedic traumatology fellowship at Orlando Regional Medical Center and a subsequent fellowship in hip and knee preservation, resurfacing, and replacement at Washington University in St. Louis. Dr. Sassoon is currently an associate professor and the adult reconstruction fellowship director at UCLA.

Obinna O. Adigweme, MD, MS

Obinna O. Adigweme, MD, MS
Assistant Professor
University of Central Florida College of Medicine

Dr. Obi Adigweme completed orthopaedic surgery residency at Orlando Health. He then completed adult reconstruction fellowship at the University of Pennsylvania. Dr. Adigweme is in private practice in Orlando, FL. He is an assistant professor at the University of Central Florida College of Medicine and faculty preceptor for Orlando Health orthopaedic residency program. 

Alex Betech, MD

Alex Betech, MD
Dept. Orthopedic Surgery
LSU Health Science Center 

Dr. Alex Betech is from Mexico City, where he received his medical degree. After he completed a General Surgery internship, a research fellowship in Orthopaedics, and a Limb Lengthening and Deformity Correction fellowship in the U.S., he returned to Mexico to complete his Orthopedic Surgery residency. He came back to the U.S. to complete two more fellowships in Pediatric Orthopedics and Adult Reconstruction. 

He currently has an appointment as Associate Professor in Orthopedics at the Louisiana State University, where he focuses in Adult Reconstruction including primary hip and knee replacements and complex revision cases.  

Rinelda M. Horton, MD

Rinelda M. Horton, MD
Orthopaedic Surgeon
Kaiser Permanente Mid-Atlantic Medical Group

Dr. Rinelda Horton is an orthopaedic surgeon with Kaiser Permanente Mid-Atlantic Medical Group in the Washington Metropolitan Area. She has been with the Permanente group for  17 years. Prior to that, she was in private practice in North Carolina for 10 years specializing in joint replacement surgery. Dr. Horton completed her undergraduate studies at Duke University followed by medical school and residency at Howard University in Washington, D.C.

She completed an adult reconstruction fellowship at University Hospitals of Cleveland. She is currently a member of WOGO ( Women Orthopaedist Global Outreach), Gladden Society and Women in Arthroplasty. She is married and has a son who’s in college.

Ugo N. Ihekweazu, MD

Ugo N. Ihekweazu, MD
Adult Reconstructive Surgeon
Texas Orthopedic Hospital 

Ugo N. Ihekweazu, MD, is an adult reconstructive surgeon with the Fondren Orthopedic Group at Texas Orthopedic Hospital in Houston. He completed his residency at Baylor College of Medicine and Adult Reconstruction fellowship at the Hospital for Special Surgery. He is a voluntary clinical assistant professor at the University of Houston College of Medicine. 

Mary I. O’Connor, MD

Mary I. O’Connor, MD
Chief Medical Officer
Vori Health

Dr. O’Connor is a Professor Emerita of Orthopedics at Mayo Clinic and past Professor of Orthopaedics and Rehabilitation at Yale School of Medicine. She practiced at Mayo Clinic in Florida until 2015 during which time she served in many leadership roles. In 2015 she became the inaugural Director of the Center for Musculoskeletal Care at Yale School of Medicine and Yale New Haven Health.

In February of 2021, she joined Vori Health, a new musculoskeletal medical startup company that she co-founded.She is a nationally recognized leader in health equity, chairing the Movement is Life Caucus, a multi-stakeholder coalition committed to addressing musculoskeletal health disparities since its inception in 2010.

Rikesh K. Patel, DO

Rikesh K. Patel, DO
Adult Reconstruction
University Hospitals 

Dr. Rikesh K. Patel is currently in practice specializing in adult reconstruction at University Hospitals in Cleveland, OH. Dr. Patel really enjoys the education of residents and working on quality improvement projects. He is originally from Chicago and both of his parents were immigrants from India. Both he and his sister became physicians, but when he is not 
working he loves making pizzas, road biking in the summer, and snowboarding in the winter. 

Sharon L. Walton, MD, MS

Sharon L. Walton, MD, MS
Assistant Professor
Department of Orthopaedic Surgery
UT Southwestern Medical Center 

Sharon Walton, MD is an Assistant Professor in the Department of Orthopaedic Surgery at UT Southwestern Medical Center. Dr. Walton holds an undergraduate degree from Columbia University and earned her medical degree at the University of Illinois at Chicago College of Medicine, where she also completed a five-year orthopaedic surgery residency. 

She received advanced training in adult reconstruction/total joint replacement through a fellowship at NYU Langone Medical Center’s Hospital for Joint Diseases. 

Movement is Life

Movement is Life

Movement is Life is all about behavior change that “move the needle” on critical factors that drive musculoskeletal disparities.
American Association of Latino Orthopaedic Surgeons

American Association of Latino Orthopaedic Surgeons

The American Association of Latino Orthopaedic Surgeons represents not only members of Latino descent, but all orthopaedists who treat members of the Latino and Hispanic communities.

Nth Dimensions

Nth Dimensions

Nth Dimensions works with academic institutions, community surgeons, and industry to address the dearth of women and underrepresented minorities (URMs) in orthopaedic surgery.