Our Galvanized Task Force

SRTR Directors, Senior Staff, and Project Team

SRTR is administered by the Chronic Disease Research Group of the Hennepin Healthcare Research Institute in Minneapolis, Minnesota. Our leadership team is made up of Directors and SRTR Senior Staff members who are experts in their subfields of transplantation. In addition, our support team is made up of dedicated individuals who work diligently to provide the best information possible to all of our stakeholders.

Need help? Contact us.

Directors

Jon Snyder, PhD, MS

Director
Roslyn (Roz) Mannon, MD

Medical Director
Allyson Hart, MD, MS

Deputy Director
Ryutaro (Ryo) Hirose, MD

Surgical Director

Senior Staff

David Axelrod, MD, MBA, FACS

Senior Staff for Medical Informatics
Monica Colvin, MD

Senior Staff for Heart Transplantation
Earnest Davis, PhD, MHSA

Senior Staff for Patient & Family Affairs
Sommer Gentry, PhD

Senior Staff for Simulated Allocation Modeling
Simon Horslen, MB, ChB, FRCPCH, FAASLD, FAST

Senior Staff for Intestine, Liver, Pediatrics
Lawrence Hunsicker, MD, PhD

Senior Staff for Special Projects
Ajay Israni, MD, MS

Senior Staff for Special Projects
Raja Kandaswamy, MD

Senior Staff for Pancreas Transplantation
W. Ray Kim, MD

Senior Staff for Liver Transplantation
John (Jack) Lake, MD

Senior Staff for Liver Transplantation
Krista Lentine, MD, PhD

Senior Staff for Kidney & Living Donation
Rajalingam Raja, PhD, FRCPath, D(ABHI)

Senior Staff for Histocompatibility
Mark Schnitzler, PhD

Senior Staff for Economics
Dorry Segev, MD, PhD

Senior Staff for Special Projects
Jodi Smith, MD, MPH

Senior Staff for Pediatric Transplantation
Peter Stock, MD, PhD

Senior Staff for Kidney and Pancreas
Maryam Valapour, MD, MPP

Senior Staff for Lung Transplantation

Project Team

Yoon Son Ahn, MS

Biostatistician
Chris Comstock

Full-Stack Software Engineer
Avery Cook, MPH, MSW

Project Coordinator
Tonya Eberhard

Communications Coordinator
Ryan Follmer

Senior Director, Information Technology and Services
Anna Gillette

Medical Editor
Peter Golden

Systems Administrator
Ahmed Habashy, PMP

Senior IT Project Manager
Patrick Johnson

Senior SQL Database Engineer
Amy Ketterer

Communications and Design Specialist
Sydney Kletter

Senior Administrative Assistant
Dan Larson

SQL Database Engineer
Grace Lyden, PhD

Biostatistician
Maria Masotti, PhD

Biostatistician
Warren McKinney, PhD

Health Equity and Disparities Researcher
Jonathan Miller, PhD, MPH

Biostatistician
Caitlyn Nystedt, MPH, PMP

Program Director, Organ Donation and Transplantation Research
Hilford Ponnie

Systems Administrator
Joshua Pyke, PhD

IT Manager, DevOps
Cory Schaffhausen, PhD

Human Centered Design Engineer
David Schladt, MS

Biostatistician
Mona Shater, MA

Marketing and Communications Director
Eugene Shteyn, MS

Senior Software Engineer
Katie Siegert, MPH

Project Manager
Bryn Thompson, MPH

Senior Project Manager
Tim Weaver, MS

Data Systems Manager
Nicholas Wood, PhD

Biostatistician, Simulation Engineer
David Zaun, MS

Senior Manager of Biostatistics