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Meet Our Board of Directors

The Middle Tennessee Research Institute Board of Directors provides strategic leadership and oversight, guiding the institute’s vision and ensuring alignment with its mission. The board is composed of distinguished leaders in medicine, research, and education who bring diverse expertise to advance scientific discovery and improve healthcare outcomes for Veterans and beyond.


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Dr. Carol Callaway-Lane

Dr. Carol Callaway-Lane

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President
Acute Care Nurse Practitioner
VA Tennessee Valley Healthcare System
Board Member since 2017
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Dr. Stokes Peebles

Dr. Stokes Peebles

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Vice President
Associate Chief of Staff – Research
VA Tennessee Valley Healthcare System
Board Member since 2017
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Michael Lewis

Michael Lewis

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Secretary
Attorney
Tennessee Department of Environment & Conservation
Board Member since 2020
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Robert Wright

Robert Wright

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Treasurer
Executive Vice President and Chief Financial Officer
Delek Logistics, LP
Board Member since 2021
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Daniel Dücker MSS, M.Ed.

Daniel Dücker MSS, M.Ed.

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Executive Director
VA Tennessee Valley Healthcare System
Board Member since 2022
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Dr. Jim Jirjis

Dr. Jim Jirjis

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Deputy Chief of Staff
VA Tennessee Valley Healthcare System
Board Member since 2025
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Jonathan A. Kropski, M.D.

Dr. Jonathan A. Kropski

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Professor of Medicine in the Division of Allergy, Pulmonary and Critical Care Medicine
Vanderbilt University Medical Center
Board Member since 2023
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John H. Nadeau M.D., FRCP(C)

Dr. John H. Nadeau

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Chief of Staff
VA Tennessee Valley Healthcare System
Board Member since 2017
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Ben Ho Park, M.D., Ph.D.

Dr. Ben Ho Park

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Professor of Medicine
Vanderbilt University Medical Center
Board Member since 2025
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Sam R. Sells, MD, MPH, MEd

Dr. Sam R. Sells

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Associate Chief of Staff for Education
VA Tennessee Valley Healthcare System
Board Member since 2008