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Carver College of Medicine Impact Scholars are selected based on the Hirsch index, also known as the H-index, which represents the number of research papers a faculty member has published, and the papers’ impact as determined by how many times they have been cited by other scientists and scholars in subsequent research articles.
For example, a researcher with an H-index of 50 has published at least 50 articles that each have been cited at least 50 times. An H-index increases as multiple papers are cited multiple times. The H-index calculations for the Carver College of Medicine Impact Scholars are based on research abstract and citation data from Scopus. Carver College of Medicine Impact Scholars are faculty who have achieved H-index scores of 100 or higher (“gold” level) and 50 or higher (“silver” level).
Our 2024 Scholars:
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Name of Scholar, Credentials
Text about Scholar

Name of Scholar, Credentials
Text about Scholar

Name of Scholar, Credentials
Text about Scholar
Previous Impact Scholars
2023 - Silver Level

Zuhair Ballas, MD
Professor of Internal Medicine - Immunology

Gail A. Bishop, PhD
Professor of Microbiology and Immunology

Alan Hemming, MD
Clinical Professor of Surgery - Transplantation and Hepatobiliary Surgery

Chou-Long Huang, MD, PhD
Professor of Internal Medicine

Denise Jamieson, MD, MPH
Professor of Obstetrics and Gynecology

J. Lawrence Marsh, MD
Professor of Orthopedics and Rehabilitiation

Patrick J. McNamara, MB, BCH, BAO, DCH, MSc (Paeds), MRCP, MRCPCH
Professor of Pediatrics, Division of Neonatology

Mohammed Milhem, MBBS
Clinical Professor of Internal Medicine - Hematology, Oncology, and Blood and Marrow Transplantation

Long-Sheng Song, MD, MS
Professor of Internal Medicine

Jack Stapleton, MD
Professor of Internal Medicine - Infectious Diseases
2022 Gold Level
2022 - Silver Level

Matthew Howard, MD
Professor of Neurosurgery
Professor of Otolaryngology
Professor of Neurology
Chair and DEO, Department of Neurosurgery
John C. VanGilder Chair in Neurosurgery

Kaikobad Irani, MD
Professor of Internal Medicine - Cardiovascular Medicine
Professor of Radiation Oncology

George Richerson, MD, PhD
Professor of Neurology
Professor of Molecular Physiology and Biophysics
Professor of Neurosurgery
Specialty: Breathing Control Disorders
The Roy J. Carver Chair in Neuroscience
Chairman, Department of Neurology
Director: Clinical Neuroscientist Training Program in Neurology

Mary Wilson, MD
Professor of Microbiology and Immunology
Professor of Internal Medicine - Infectious Diseases
Professor of Epidemiology
Honorary Professor, Federal University of Rio Grande do Norte, Brazil
Honorary Professor, University of Cape Coast, Ghana

Mark Wold, PhD
Professor of Biochemistry and Molecular Biology
2021 Gold Level

Edwin M. Stone, MD, PhD
Proessor of Opthalmology & Visual Sciences

Daniel Tranel, PhD
Professor of Neurology
2021 - Silver Level

Randy H. Kardon, MD, PhD
Professor, Department of Ophthalmology and Visual Sciences
Pomerantz Family Chair in Opthalmology
Director, Iowa City VA Center of Excellence for Prevention and Treatment of Visual Loss

Arnold Menezes, MD
Professor of Neurosurgery
Professor of Pediatrics

David K. Meyerholz, DVM, PhD
Professor of Pathology
Member, Institute for Clinical and Translational Science
Director, Divison of Comparative Pathology

Delwyn Miller, MD
Professor of Psychiatry
Katherine Griffin Professorship in Schizophrenia and Major Mental Illness, Psychiatry
Medical Director of Adult Psychiatry Outpatient Clinic

Laura Ponto, PhD
Professor Emeritus Radiology - Nuclear Medicine

Brian R. Wolf, MD, MS
Professor of Orthopedics and Rehabilitation
Professor of Physical Therapy and Rehabilitation Science
Medical Director, University of Iowa Sports Medicine
Head Team Physician, Athletics
John and Kim Callaghan Endowed Chair in Sports Medicine, Department of Orthopedics and Rehabilitation
Vice-Chairman of Operations and Strategic Planning, Orthopedics and Rehabilitation
2020 - Silver Level

Joseph A. Buckwalter IV, MD, MS
Professor of Orthopedics and Rehabilitation
Arthur Steindler Chair of Orthopaedic Surgery
Orthopedic Surgery Service Chief Iowa City Veterans Administration Hospital

Steven Moore, MD, PhD
Professor, Department of Pathology
Co-Director, Wellstone Muscular Dystrophy Cooperative Research Center

Robert Mullins, MS, PhD
Professor, Department of Ophthalmology and Visual Sciences
Martin Carver Chair in Ocular Cell Biology

Stanley Perlman, MD, PhD
Professor, Department of Microbiology and Immunology
Mark Stinski Chair in Virology

Kamal Rahmouni, PhD
Professor, Department of Neuroscience and Pharmacology
Fraternal Order of Eagles Diabetes Research Center Chair
2019 - Gold Level

Nancy C. Andreasen, MD, PhD
Department of Psychiatry

Kevin P. Campbell, PhD
Department of Molecular Physiology and Biophysics

Val C. Sheffield, MD, PhD
Stead Family Department of Pediatrics

Edwin M. Stone, MD, PhD
Department of Ophthalmology and Visual Sciences

Daniel Tranel, PhD
Department of Neurology

Michael J. Welsh, MD
Department of Internal Medicine
2019 - Silver Level

François M. Abboud, MD
Department of Internal Medicine

E. Dale Abel, MBBS, DPhil
Department of Internal Medicine

Edwin (Ted) Abel, PhD
Department of Neuroscience and Pharmacology

Harold P. Adams Jr., MD
Department of Neurology

Edward F. Bell, MD
Stead Family Department of Pediatrics

Donald W. Black, MD
Department of Psychiatry

John M. Buatti, MD
Department of Radiation Oncology

Joseph A. Buckwalter IV, MD, MS
Department of Orthopedics

Garry R. Buettner, PhD
Department of Radiation Oncology

William H. Coryell, MD
Department of Psychiatry

Franklin Dexter, MD, PhD
Department of Anesthesia

Daniel J. Diekema, MD, MS; Department of Internal Medicine

John F. Engelhardt, PhD; Department of Anatomy and Cell Biology

Frank M. Faraci, PhD; Department of Internal Medicine

Bruce J. Gantz, MD; Department of Otolaryngology—Head and Neck Surgery

Charles Grose, MD; Stead Family Department of Pediatrics

John Harty, PhD; Department of Pathology

Donald D. Heistad, MD; Department of Internal Medicine

Eric A. Hoffman, PhD; Department of Radiology

Henry T. Hoffman, MD, MS, FACS; Department of Otolaryngology—Head and Neck Surgery

J. Brooks Jackson, MD, MBA; Department of Pathology

Samuel Kuperman, MD; Department of Psychiatry
Steven R. Lentz, MD, PhD; Department of Internal Medicine
Vincent A. Magnotta, PhD; Department of Radiology
Paul B. McCray Jr., MD; Stead Family Department of Pediatrics
William M. Nauseef, MD; Department of Internal Medicine
Peggy C. Nopoulos, MD; Department of Psychiatry
Daniel S. O’Leary, PhD; Department of Psychiatry
Eli N. Perencevich, MD, MS; Department of Internal Medicine
Robert C. Piper, PhD; Department of Molecular Physiology and Biophysics
Patrick M. Schlievert, PhD; Department of Microbiology and Immunology
Michael E. Shy, MD; Department of Neurology
Kathleen A. Sluka, PT, PhD, FAPTA; Department of Physical Therapy and Rehabilitation Science
Richard J. Smith, MD; Department of Otolaryngology—Head and Neck Surgery
Douglas R. Spitz, PhD; Department of Radiation Oncology
George J. Weiner, MD; Department of Internal Medicine
Stuart L. Weinstein, MD; Department of Orthopedics and Rehabilitation
Jerrold P. Weiss, PhD; Department of Internal Medicine
Robert M. Weiss, MD; Department of Internal Medicine

Joseph Zabner, MD; Department of Internal Medicine