World's Best Scientists 2026 revealed!

D-Index & Metrics

Neuroscience

D-Index
67
Citations
15868
World Ranking
2889
National Ranking
1341

Psychology

D-Index
65
Citations
12582
World Ranking
2876
National Ranking
1655

Overview

Ozioma C. Okonkwo is affiliated with the University of Wisconsin-Madison in the United States, with a primary research focus in the field of Medicine. Their work spans several subfields including Psychiatry and Mental Health, Physiology, Neurology, Cognitive Neuroscience, and Cardiology and Cardiovascular Medicine.

Their research covers multiple main topics, such as:

  • Dementia and Cognitive Impairment Research
  • Alzheimer's disease research and treatments
  • Functional Brain Connectivity Studies
  • Health, Environment, Cognitive Aging
  • Frailty in Older Adults
  • Advanced Neuroimaging Techniques and Applications
  • Health disparities and outcomes

Ozioma C. Okonkwo has contributed to a variety of recent papers, including:

  • "Revised criteria for diagnosis and staging of Alzheimer's disease: Alzheimer's Association Workgroup," 2024, Alzheimer s & Dementia
  • "Using the Alzheimer's Disease Neuroimaging Initiative to improve early detection, diagnosis, and treatment of Alzheimer's disease," 2021, Alzheimer s & Dementia
  • "An examination of a novel multipanel of CSF biomarkers in the Alzheimer's disease clinical and pathological continuum," 2020, Alzheimer s & Dementia
  • "Association of Neighborhood-Level Disadvantage With Cerebral and Hippocampal Volume," 2020, JAMA Neurology
  • "Effects of Aerobic Exercise Training on Systemic Biomarkers and Cognition in Late Middle-Aged Adults at Risk for Alzheimer's Disease," 2021, Frontiers in Endocrinology

The scientist frequently publishes in venues such as:

  • Alzheimer s & Dementia
  • Alzheimer s & Dementia Diagnosis Assessment & Disease Monitoring
  • Journal of Alzheimer s Disease
  • JAMA Neurology
  • SLEEP

Collaborations are notable with frequent co-authors including:

  • Sterling C. Johnson
  • Barbara B. Bendlin
  • Sanjay Asthana
  • Cynthia M. Carlsson
  • Henrik Zetterberg

Best Publications

  • Whitepaper: Defining and investigating cognitive reserve, brain reserve, and brain maintenance

    Yaakov Stern;Eider M. Arenaza-Urquijo;David Bartrés-Faz;Sylvie Belleville

  • Association of Insulin Resistance With Cerebral Glucose Uptake in Late Middle–Aged Adults at Risk for Alzheimer Disease

    Auriel A. Willette;Barbara B. Bendlin;Erika J. Starks;Alex C. Birdsill

  • The Wisconsin Registry for Alzheimer's Prevention: A review of findings and current directions.

    Sterling C. Johnson;Rebecca L. Koscik;Erin M. Jonaitis;Lindsay R. Clark

  • Physical activity attenuates age-related biomarker alterations in preclinical AD

    Ozioma C. Okonkwo;Stephanie A. Schultz;Jennifer M. Oh;Jordan Larson

  • Amyloid burden is associated with self-reported sleep in nondemented late middle-aged adults

    Kate E. Sprecher;Barbara B. Bendlin;Annie M. Racine;Ozioma C. Okonkwo

  • Fornix integrity and hippocampal volume predict memory decline and progression to Alzheimer’s disease

    Michelle M. Mielke;Ozioma C. Okonkwo;Kenichi Oishi;Susumu Mori;Susumu Mori

  • Declining financial capacity in mild cognitive impairment: A 1-year longitudinal study

    K. L. Triebel;R. Martin;H. R. Griffith;J. Marceaux

  • Poor sleep is associated with CSF biomarkers of amyloid pathology in cognitively normal adults.

    Kate E. Sprecher;Rebecca L. Koscik;Cynthia M. Carlsson;Henrik Zetterberg

  • Amyloid burden and neural function in people at risk for Alzheimer's Disease

    Sterling C. Johnson;Bradley T. Christian;Ozioma C. Okonkwo;Jennifer M. Oh

  • Mild cognitive impairment and everyday function: evidence of reduced speed in performing instrumental activities of daily living.

    Virginia G. Wadley;Ozioma Okonkwo;Michael Crowe;Lesley A. Ross-Meadows;Lesley A. Ross-Meadows

  • Mild Cognitive Impairment and Everyday Function: An Investigation of Driving Performance

    Virginia G. Wadley;Ozioma Okonkwo;Michael Crowe;David E. Vance

  • Medical decision-making capacity in patients with mild cognitive impairment

    O. Okonkwo;H. R. Griffith;K. Belue;S. Lanza

  • Cognitive correlates of financial abilities in mild cognitive impairment.

    Ozioma C. Okonkwo;Virginia G. Wadley;H. Randall Griffith;Karlene Ball

  • Using the Alzheimer's Disease Neuroimaging Initiative to improve early detection, diagnosis, and treatment of Alzheimer's disease.

    Dallas P. Veitch;Michael W. Weiner;Paul S. Aisen;Laurel A. Beckett

  • Low cerebral blood flow is associated with lower memory function in metabolic syndrome.

    Alex C. Birdsill;Cynthia M. Carlsson;Auriel A. Willette;Ozioma C. Okonkwo

  • Life-Space and Cognitive Decline in a Community-Based Sample of African American and Caucasian Older Adults

    Michael Crowe;Ross Andel;Virginia G. Wadley;Ozioma C. Okonkwo

  • Occupational Complexity and Cognitive Reserve in a Middle-Aged Cohort at Risk for Alzheimer's Disease

    Elizabeth A. Boots;Stephanie A. Schultz;Rodrigo P. Almeida;Jennifer M. Oh

  • Associations between white matter microstructure and amyloid burden in preclinical Alzheimer's disease: A multimodal imaging investigation

    Annie M. Racine;Nagesh Adluru;Andrew L. Alexander;Bradley T. Christian

  • Pathway-Specific Polygenic Risk Scores as Predictors of Amyloid-β Deposition and Cognitive Function in a Sample at Increased Risk for Alzheimer's Disease.

    Burcu F Darst;Rebecca L Koscik;Annie M Racine;Jennifer M Oh

  • Regional white matter hyperintensities: aging, Alzheimer's disease risk, and cognitive function

    Alex C. Birdsill;Rebecca L. Koscik;Erin M. Jonaitis;Sterling C. Johnson

  • Association of Neighborhood-Level Disadvantage With Cerebral and Hippocampal Volume.

    Jack F V Hunt;William Buckingham;Alice J Kim;Jennifer Oh

  • Medical decision-making capacity in mild cognitive impairment: A 3-year longitudinal study

    O. C. Okonkwo;H. R. Griffith;J. N. Copeland;K. Belue

  • Awareness of deficits in financial abilities in patients with mild cognitive impairment: going beyond self-informant discrepancy.

    Ozioma C. Okonkwo;Virginia G. Wadley;H Randall Griffith;Katherine Belue

Frequent Co-Authors

Sanjay Asthana
Sanjay Asthana University of Wisconsin–Madison
Mark A. Sager
Mark A. Sager University of Wisconsin–Madison
Rebecca L. Koscik
Rebecca L. Koscik University of Wisconsin–Madison
Henrik Zetterberg
Henrik Zetterberg University of Gothenburg
Bruce P. Hermann
Bruce P. Hermann University of Wisconsin–Madison
Kaj Blennow
Kaj Blennow University of Gothenburg
Andrew L. Alexander
Andrew L. Alexander University of Wisconsin–Madison
Bradley T. Christian
Bradley T. Christian University of Wisconsin–Madison
Daniel C. Marson
Daniel C. Marson University of Alabama at Birmingham
Douglas C. Dean
Douglas C. Dean University of Wisconsin–Madison

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