2026 Andrew L. Alexander: Neuroscience Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Neuroscience	91	1062	953	556	487	323	33474
Medicine	95	10025	9406	5162	4768	368	34932

Overview

Andrew L. Alexander is affiliated with the University of Wisconsin-Madison in the United States. The scientific work encompasses a broad range of research primarily situated in Medicine and Neuroscience, with significant contributions across several subfields including Radiology, Nuclear Medicine and Imaging; Cognitive Neuroscience; Psychiatry and Mental Health; Pediatrics, Perinatology and Child Health; and Neurology.

The researcher's principal topics of study focus on advanced neuroimaging methods and their applications. This includes:

Advanced Neuroimaging Techniques and Applications
Functional Brain Connectivity Studies
Advanced MRI Techniques and Applications
Dementia and Cognitive Impairment Research
Alzheimer's Disease Research and Treatments
Fetal and Pediatric Neurological Disorders
Autism Spectrum Disorder Research

Andrew L. Alexander has published extensively in several prominent venues. Frequent publication venues include:

Alzheimer's & Dementia
Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition / Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition
NeuroImage
bioRxiv (Cold Spring Harbor Laboratory)
Molecular Autism

Notable recent papers demonstrate involvement in neuroimaging and brain development research. Key publications include:

"Tractography dissection variability: What happens when 42 groups dissect 14 white matter bundles on the same dataset?" (2021, NeuroImage)
"A 16-year study of longitudinal volumetric brain development in males with autism" (2021, NeuroImage)
"Insights from the IronTract challenge: Optimal methods for mapping brain pathways from multi-shell diffusion MRI" (2022, NeuroImage)
"Physical activity and cognitive and imaging biomarkers of Alzheimer's disease in down syndrome" (2021, Neurobiology of Aging)
"Interaction of amyloid and tau on cortical microstructure in cognitively unimpaired adults" (2021, Alzheimer's & Dementia)

The researcher frequently collaborates with other scholars, with notable coauthors including:

Nagesh Adluru
Douglas Dean
Steven Kecskemeti
Barbara B. Bendlin
Vivek Prabhakaran

Best Publications

Diffusion Tensor Imaging of the Brain

Andrew L. Alexander;Jee Eun Lee;Mariana Lazar;Mariana Lazar;Aaron S. Field

3126
Citations
Gaze fixation and the neural circuitry of face processing in autism

Kim M Dalton;Brendon M Nacewicz;Tom Johnstone;Hillary S Schaefer

2101
Citations
Amygdala and ventromedial prefrontal cortex are inversely coupled during regulation of negative affect and predict the diurnal pattern of cortisol secretion among older adults

Heather L. Urry;Carina Marije Van Reekum;Tom Johnstone;Ned H. Kalin

1337
Citations
Diffusion tensor imaging of cerebral white matter: a pictorial review of physics, fiber tract anatomy, and tumor imaging patterns.

Brian J Jellison;Aaron S Field;Joshua Medow;Mariana Lazar

988
Citations
Analysis of partial volume effects in diffusion‐tensor MRI

Andrew L. Alexander;Khader M. Hasan;Mariana Lazar;Jay S. Tsuruda

868
Citations
White matter tractography using diffusion tensor deflection.

Mariana Lazar;David M. Weinstein;Jay S. Tsuruda;Khader M. Hasan

803
Citations
Diffusion tensor imaging of the corpus callosum in Autism

Andrew L. Alexander;Jee Eun Lee;Mariana Lazar;Rebecca Boudos

766
Citations
Diffusion-tensor imaging of white matter tracts in patients with cerebral neoplasm.

Brian P. Witwer;Roham Moftakhar;Khader M. Hasan;Praveen Deshmukh

529
Citations
Characterization of cerebral white matter properties using quantitative magnetic resonance imaging stains.

Andrew L. Alexander;Samuel A. Hurley;Alexey A. Samsonov;Nagesh Adluru

524
Citations
Decreased Interhemispheric Functional Connectivity in Autism

Jeffrey S. Anderson;T. Jason Druzgal;Alyson Froehlich;Molly B. DuBray

506
Citations
Diffusion Tensor Imaging in Autism Spectrum Disorder: A Review

Brittany G. Travers;Nagesh Adluru;Chad Ennis;Do P. M. Tromp

497
Citations
Contextual Modulation of Amygdala Responsivity to Surprised Faces

Hackjin Kim;Leah H. Somerville;Tom Johnstone;Sara Polis

494
Citations
Inverse amygdala and medial prefrontal cortex responses to surprised faces.

Hackjin Kim;Leah H. Somerville;Tom Johnstone;Andrew L. Alexander

469
Citations
Functional connectivity magnetic resonance imaging classification of autism

Jeffrey S. Anderson;Jared A. Nielsen;Alyson L. Froehlich;Molly B. DuBray

465
Citations
Cortical thickness analysis in autism with heat kernel smoothing.

Moo K. Chung;Steven M. Robbins;Kim M. Dalton;Richard J. Davidson

430
Citations
Longitudinal changes in cortical thickness in autism and typical development

Brandon A. Zielinski;Molly B. D. Prigge;Jared A. Nielsen;Alyson L. Froehlich

423
Citations
Longitudinal changes in patients with traumatic brain injury assessed with diffusion tensor and volumetric imaging

Barbara B. Bendlin;Michele L. Ries;Mariana Lazar;Andrew L. Alexander

416
Citations
Multisite functional connectivity MRI classification of autism: ABIDE results.

Jared A. Nielsen;Brandon A. Zielinski;P. Thomas Fletcher;P. Thomas Fletcher;Andrew L. Alexander

411
Citations
Comparison of gradient encoding schemes for diffusion-tensor MRI

Khader M. Hasan;Dennis L. Parker;Andrew L. Alexander;Andrew L. Alexander

409
Citations
Motion correction and the use of motion covariates in multiple-subject fMRI analysis

Tom Johnstone;Kathleen S. Ores Walsh;Larry L. Greischar;Andrew L. Alexander

406
Citations
Amygdala volume and nonverbal social impairment in adolescent and adult males with autism.

Brendon M. Nacewicz;Kim M. Dalton;Tom Johnstone;Micah T. Long

384
Citations

Frequent Co-Authors

Sterling C. Johnson University of Wisconsin–Madison

Richard J. Davidson University of Wisconsin–Madison

Nicholas Lange Harvard University

Erin D. Bigler University of Utah

Janet E. Lainhart University of Wisconsin–Madison

Sanjay Asthana University of Wisconsin–Madison

Douglas C. Dean University of Wisconsin–Madison

Moo K. Chung University of Wisconsin–Madison

Henrik Zetterberg University of Gothenburg

Ozioma C. Okonkwo University of Wisconsin–Madison

External Links

Personal website of Andrew L. Alexander

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