2026 Thad A. Polk: Neuroscience Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Neuroscience	41	7849	7245	3369	3045	100	6888

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Neuroscience

7849

7245

3369

3045

100

6888

Overview

Thad A. Polk is affiliated with the University of Michigan-Ann Arbor in the United States. Their research primarily spans the field of neuroscience, with a focus on cognitive neuroscience as the predominant subfield. Additional areas of study include neurology, cellular and molecular neuroscience, radiology, nuclear medicine and imaging, and experimental and cognitive psychology.

The scientist's work covers several main topics, notably:

Neural dynamics and brain function
Functional Brain Connectivity Studies
Visual perception and processing mechanisms
Face Recognition and Perception
Neural and Behavioral Psychology Studies
Transcranial Magnetic Stimulation Studies
Neuroscience and Neuropharmacology Research

Thad A. Polk has published extensively in several key venues, with frequent contributions to:

NeuroImage
Clinical Neurophysiology
bioRxiv (Cold Spring Harbor Laboratory)
Cerebral Cortex
Imaging Neuroscience

Their recent papers illustrate a focus on brain imaging, neural function, and aging, including:

Person-specific and precision neuroimaging: Current methods and future directions, 2022, NeuroImage
Higher performers upregulate brain signal variability in response to more feature-rich visual input, 2020, NeuroImage
GABA levels in ventral visual cortex decline with age and are associated with neural distinctiveness, 2021, Neurobiology of Aging
Network segregation varies with neural distinctiveness in sensorimotor cortex, 2020, NeuroImage
Neural correlates of working memory training: Evidence for plasticity in older adults, 2020, NeuroImage

The scientist collaborates frequently with several researchers across their work, including:

Stephan F. Taylor
Molly Simmonite
Michael Vesia
Joseph A. Deluisi
Dalia Khammash

Best Publications

Aging reduces neural specialization in ventral visual cortex

Denise C. Park;Thad A. Polk;Rob Park;Meredith Minear

761
Citations
A Functional Magnetic Resonance Imaging Study of Neural Dissociations between Brand and Person Judgments

Carolyn Yoon;Angela H. Gutchess;Fred Feinberg;Thad A. Polk

466
Citations
Cerebral aging: integration of brain and behavioral models of cognitive function.

Denise C. Park;Thad A. Polk;Joseph A. Mikels;Stephan F. Taylor

390
Citations
Neural Specialization for Letter Recognition

Thad A. Polk;Matthew Stallcup;Geoffrey K. Aguirre;David C. Alsop

351
Citations
Deduction as verbal reasoning.

Thad A. Polk;Allen Newell

302
Citations
Self-related neural response to tailored smoking-cessation messages predicts quitting.

Hannah Faye Chua;S. Shaun Ho;Agnes J. Jasinska;Thad A. Polk

259
Citations
Age differences in neural distinctiveness revealed by multi-voxel pattern analysis

Joshua Carp;Joonkoo Park;Thad A. Polk;Denise C. Park

241
Citations
The neural development and organization of letter recognition: Evidence from functional neuroimaging, computational modeling, and behavioral studies

Thad A. Polk;Martha J. Farah

230
Citations
Functional MRI evidence for an abstract, not perceptual, word-form area.

Thad A. Polk;Martha J. Farah

210
Citations
Neural Broadening or Neural Attenuation? Investigating Age-Related Dedifferentiation in the Face Network in a Large Lifespan Sample

Joonkoo Park;Joshua Carp;Kristen M. Kennedy;Karen M. Rodrigue

202
Citations
Working Memory for Complex Scenes: Age Differences in Frontal and Hippocampal Activations

Denise C. Park;Robert C. Welsh;Christy Marshuetz;Angela H. Gutchess

197
Citations
Age-related neural dedifferentiation in the motor system.

Joshua Carp;Joonkoo Park;Andrew Hebrank;Denise C. Park

161
Citations
Neural Specificity Predicts Fluid Processing Ability in Older Adults

Joonkoo Park;Joshua Carp;Andrew Hebrank;Denise C. Park

153
Citations
Sensorimotor network segregation declines with age and is linked to GABA and to sensorimotor performance.

Kaitlin Cassady;Holly C. Gagnon;Poortata Lalwani;Molly Simmonite

152
Citations
Nature versus Nurture in Ventral Visual Cortex : A Functional Magnetic Resonance Imaging Study of Twins

Thad A. Polk;Joonkoo Park;Mason R. Smith;Denise C. Park

134
Citations
Age differences in default mode activity on easy and difficult spatial judgment tasks

Denise C. Park;Thad A. Polk;Andrew C. Hebrank;Lucas J. Jenkins

131
Citations
Attention Enhances the Neural Processing of Relevant Features and Suppresses the Processing of Irrelevant Features in Humans: A Functional Magnetic Resonance Imaging Study of the Stroop Task

Thad A. Polk;Robert M. Drake;John J. Jonides;Mason R. Smith

126
Citations
Evaluating Functional Localizers: The Case of the FFA

Marc G. Berman;Joonkoo Park;Richard D. Gonzalez;Thad A. Polk

115
Citations
Both left and right posterior parietal activations contribute to compensatory processes in normal aging

Chih Mao Huang;Thad A. Polk;Joshua O. Goh;Denise C. Park

113
Citations
Neural dissociation of number from letter recognition and its relationship to parietal numerical processing

Joonkoo Park;Andrew Hebrank;Thad A. Polk;Denise C. Park

113
Citations