Investigator Program
The O'Donnell Brain Institute Investigator Program was established to create a mutually beneficial partnership that incorporates the very best brain research happening across UT Southwestern to most effectively and rapidly advance discoveries. In addition, the program fosters scholarly excellence and enhances connections among faculty. Learn more about the program and how to apply.
Meet the OBI Investigators
Behavioral and Cognitive Neuroscience

Assistant Professor, Psychiatry and O'Donnell Brain Institute
Research Interests: Neural circuits for language and cognition in humans

Assistant Professor, Neurological Surgery
Research Interests:
Neuronal mechanisms of cognitive control, an ability that allows us to focus on our goals

Professor, Neuroscience
Research Interests: Circadian pacemaker structures that control feeding and locomotor activity rhythms as well as in vivo and environmental factors that influence circadian organization
Cellular, Molecular, and Developmental Neuroscience

Assistant Professor, Neuroscience
Research Interests:
Genome regulation in development, homeostasis, and disease

Professor, Plastic Surgery
Research Interests:
Long gap nerve regeneration and peripheral nerve electrical interfacing

Professor and Director, Center for Alzheimer's and Neurodegenerative Diseases
Research Interests:
Neurodegenerative diseases linked to protein aggregation and the role of prion mechanisms in the normal and abnormal physiology of protein amyloids

Associate Professor, Molecular Biology
Research Interests:
How metabolism intersects with brain function in the context of neurological disease

Associate Professor, Cell Biology
Research Interests:
Molecular mechanisms governing lipid storage and inter-organelle/inter-organ lipid transport with a particular interest in neurodegenerative diseases associated with lipid metabolism

Professor, Psychiatry
Research Interests:
”Bench to bedside” and back again approach to studying microbiota-brain and immune-brain systems

Professor, Neuroscience
Research Interests:
Molecular mechanism of the mammalian circadian clock and how it controls rhythmic physiology

Professor, Psychiatry
Research Interests:
Molecular mechanisms of circadian clocks and how they regulate rhythms in physiology and behavior

Professor, Neuroscience
Research Interests:
Highly conserved group of receptors and ligands, Ephs and Ephrins, that control the wiring of the brain and spinal cord during development and function as important regulators of synaptic plasticity in the mature nervous system

Assistant Professor, Neurology
Research Interests:
Links between systemic metabolism and Alzheimer’s disease

Associate Professor, Center for Alzheimer's and Neurodegenerative Diseases
Research Interests:
Mechanisms and regulation of protein folding into pathogenic conformations in disease

Professor, Neuroscience
Research Interests:
Transcriptional control of neural development and neuroendocrine cancers.


Professor, Neuroscience
Research Interests:
Molecular mechanisms by which neuronal stress responses alter functional output in the visual system

Associate Professor, Neuroscience
Research Interests:
Development and function of somatosensory circuitry

Professor, Neuroscience
Research Interests:
Cellular and molecular mechanisms of synapse formation and function

Professor, Neuroscience and Psychiatry
Research Interests:
Uncovering molecular and circuit mechanisms in neurodevelopment, memory formation, and neuropsychiatric disorders

Associate Professor, Internal Medicine and Neuroscience
Research Interests:
Developmental origins and adult circuits that regulate survival behaviors

Assistant Professor, Psychiatry
Research Interests:
How chromatin dynamics and epigenetic mechanisms regulate experience-driven adaptations in behavior and how defects in these processes could underlie the development of addiction and various neuropsychiatric disorders

Professor and Chair, Department of Pathology
Research Interests:
Role of Pin1 in Alzheimers disease

Professor and Chair, Pharmacology
Research Interests:
Physiology and pharmacology of endocrine factors FGF19 and FGF21 and their mechanism of action throughout the body with a focus on the nervous system

Professor and Division Chief, Pediatric Neurology
Research Interests:
Basic mechanisms of Lafora disease and polyglucosan body formation; gene therapy for neurological diseases

Assistant Professor of Pediatrics
Research Interests:
Ubiquitination in glycogen biology and its role in glycogen metabolism related neurological and neuromuscular diseases

Professor, Neurology
Research Interests:
Mechanism(s) of neuroinflammation in patient populations that will facilitate the development of therapies to prevent long-term deficits

Associate Professor, Biochemistry
Research Interests:
Decoding RNA-protein recognition and molecular mechanisms of RNA-mediated gene regulation and how dysregulated RNA-Protein interactions drive cancer progression and neurological disorders

Professor, Biophysics and Biochemistry
Research Interests:
Molecular mechanisms underlying neurotransmitter release and its regulation

Assistant Professor, Center for Alzheimer's and Neurodegenerative Diseases
Research Interests:
Structural study of amyloid assemblies involved in Alzheimer's and other amyloid disorders to develop tools for early detection and treatment

Chief of Neurology, Dallas Veterans Affairs Medical Center and Professor, Neurology
Research Interests:
Molecular and cellular markers of autoimmunity, immune tolerance, and experimental therapies for autoimmune disorders

Assistant Professor, Molecular Biology
Research Interests:
Fundamental principles that govern the communications between nerve cells and glial cells in health and disease

Assistant Professor, Neuroscience
Research Interests:
Function and pharmacology of mechano-sensitive PIEZO1 channels and related disorders

Professor and Chair, Neuroscience
Research Interests:
Molecular and genetic basis of circadian clocks and their role in behavior, physiology, metabolism, and aging

Professor, Neuroscience
Research Interests:
Mechanisms underlying the shaping, motility, and remodeling of cells with a focus on how axons and dendrites form, extend, navigate, and can be encouraged to regenerate

Associate Professor, Neuroscience
Research Interests:
Mechanisms and disorders of learning and memory integrating studies of molecular and synaptic plasticity with experience-dependent modification of neural circuits

Associate Professor, Pathology
Research Interests:
Mitochondrial dysfunction, oxidative stress and DNA damage-induced PARP-1-dependent cell death (PARthanatos) in stroke, traumatic brain injury and neurodegenerative diseases

Associate Professor, Physiology
Research Interests:
Epigenetic regulation of neural development, autism and pediatric brain cancer

Professor and Vice Chair, Immunology
Research Interests:
Innate immune STING signaling mechanisms in neurological diseases.

Professor, Molecular Biology
Research Interests:
Glial cells (astrocytes, NG2 glia, and microglia) reprogramming their behaviors or fates to promote neural protection and regeneration
Clinical Neuroscience and Therapeutics

Assistant Professor, Pediatrics and Neurology
Research Interests:
Treatment and surveillance of Rett disease and related disorders

Assistant Professor, Pediatrics and Neurology
Research Interests:
Therapies for pediatric neuromuscular disorders, as well as natural history and biomarker studies to assess clinical trial readiness for rare disorders

Assistant Professor, Anesthesiology & Pain Management
Research Interests:
Development and clinical translation of optical monitors of CNS hemodynamics and injury

Assistant Professor, Psychiatry
Research Interests:
Therapies to improve quality of life for individuals with severe psychiatric and neurological disorders

Professor and Division Chief of Neonatal-perinatal Medicine, Pediatrics
Research Interests:
Fetal perinatal brain health program, dynamic biomarkers, and neuroprotection trials for neonatal asphyxia

Assistant Professor, Pediatrics
Research Interests:
AAV-based gene therapy for neurological diseases

Assistant Professor, Pathology
Research Interests:
applications of clinically important molecular genetic and immunohistochemical markers in central nervous system tumors and neurodegenerative diseases

Associate Professor, Neurology
Research Interests:
Cognitive comorbidity in patients with traumatic brain injury and epilepsy

Associate Professor, Pediatrics
Research Interests:
Translational survey and registry study for Lafora disease

Professor, Pediatrics
Research Interests:
Developing and testing AAV vectors to conduct translational gene therapy research for nervous system disorders

Nneka Ifejika, M.D.
Adjunct Professor, Physical Medicine & Rehabilitation
Research Interests:
Impact of variations in the processes of acute stroke care on recovery during the first 90 days

Professor, Psychiatry
Research Interests:
Impact of psychosocial (i.e., behavioral, emotional, attitudinal, social, personality, and interpersonal) factors, including treatment and intervention, on health, particularly in mood and related disorders

Associate Professor, Psychiatry
Research Interests: Development of novel treatments for psychiatric disorders including depression and substance use disorders by understanding the underlying biological mechanisms

Assistant Professor, Psychiatry
Research Interests:
Care of people living with functional neurological disorder (FND)

Associate Professor, Psychiatry
Research Interests:
Pathway for onset of Alzheimer’s Clinical Syndrome involving amnestic mild cognitive impairment and dementia from a history of traumatic brain injury

Associate Professor, Psychiatry
Research Interests:
Understanding how social stimuli are altered in psychiatric illnesses; our program utilizes neuroimaging to examine social interactions and perceptions in patients with disordered eating

Associate Professor, Bioinformatics
Research Interests:
Analytical tools that enable improved understanding of neurological disorders and treatment mechanisms by creating new interpretable predictive models

Asscoiate Professor, Physical Medicine & Rehabilitation
Research Interests:
Understanding the changes in autonomic nervous system and cerebrovascular function after traumatic brain injury (TBI) and how these relate to long-term functional, medical, and cognitive outcomes

Professor and Chair, Neurological Surgery
Research Interests: Intracranial human neurophysiological investigations of brain mechanisms regulating motor control, mood, and consciousness and the mechanisms of therapeutic interventions

Associate Professor, Neurology
Research Interests:
Design, analysis, and interpretation of clinical trials and epidemiologic studies with a heavy focus in the area of Multiple Sclerosis

Associate Professor, Neurology
Research Interests:
Use EEG and fMRI to investigate how the interplay between blood flow and functional brain networks influence the brain’s ability to recover from severe injuries like coma

Assistant Professor, Neurology
Research Interests:
Advanced diagnostic imaging of neuro-ophthalmological disorders, as well as unraveling the neuro-retinal circuitry in neuroimmunological diseases.

Assistant Professor, Physical Medicine & Rehabilitation
Research Interests:
Brain functional plasticity associated with hand/arm motor and sensory impairments in patients with motor deficits and Targeted neuromodulation to induce brain functional plasticity and promote motor functions

Professor and Chair, Psychiatry
Research Interests:
Psychosis pathophysiology and treatment, including schizophrenia

Professor, Psychiatry
Research Interests:
Understanding the neurobiology and psychology of depression and bipolar disorder with a focus on developing an empirical basis for improving treatment of depression

Assistant Professor, Center for Alzheimer's and Neurodegenerative Diseases
Research Interests:
Novel diagnostics and therapeutics for neurodegenerative diseases associated with protein amyloid formation, including Alzheimer's disease, Amyotrophic Lateral Sclerosis (ALS), and Parkinson's disease

Professor, Neurology
Research Interests:
Characterization and treatment of clinical autonomic disorders with a particular interest in the autoimmune/immunophenotype of dysautonomia

Assistant Professor, Pediatrics
Research Interests:
Clinical management and patient outcomes in disorders such as ADEM, NMOSD, MOGAD, MS, and autoimmune encephalitis

Associate Professor, Pediatrics
Research Interests:
Structural and functional anatomy of dystonia, a movement disorder found in children and adults

Associate Professor, Neurology
Research Interests:
Improving health care quality and outcomes in patients with cardiovascular disease and stroke

Professor, Neurology
Research Interests:
Understanding the impact of cardiovascular risk factors and lifestyle changes on brain aging and prevention of Alzheimer's disease and related dementias
Computational and Theoretical Neuroscience

Associate Professor, Bioinformatics
Research Interests: Artificial neural network models of cognitive processes, and molecular modeling of protein aggregation in Alzheimer’s disease

Assistant Professor, Bioinformatics
Research Interests: Bridging neural circuits and cognition via computational neuroscience
Neurobiology of Disease

Professor, Physiology
Research Interests: Neuronal calcium signaling and pathogenesis of neurodegenerative disorders - Alzheimer's disease, Huntington's disease, spinocerebellar ataxias

Assistant Professor, Psychiatry
Research Interests: Precision medicine approaches for currently available treatments and identifying targets for mechanistically-targeted drug discovery

Professor, Psychiatry
Research Interests: Underlying mechanisms of neurologic and psychiatric diseases using molecular imaging tools such as magnetic resonance imaging and positron emission tomography (PET)

Professor, Psychiatry
Research Interests: Blood biomarkers for neurodegenerative and neurodevelopmental disorders

Professor, Neuroscience
Research Interests: Role of autism-linked proteins in postnatal neural circuit development

Professor, Neurology
Research Interests: Mechanisms of resistance to targeted treatment in glioblastoma

Assistant Professor, Pediatrics
Research Interests: Contributions of the flavivirus encephalitis pathophysiology and the innate neuroimmune response to the development of neurodegenerative diseases

Professor, Molecular Genetics
Research Interests:
Develop and exploit novel strategies to combat neurodegenerative diseases and to identify novel druggable pathways to achieve this goal

Assistant Professor, Neurological Surgery
Research Interests: Treatment resistant depression

Professor, Neuroscience
Research Interests: Role of genes linked to neurodevelopmental disorders and their function in postnatal synapse, circuit, and brain development

Associate Professor, Psychiatry
Research Interests: Multimodal brain imaging and cognitive biomarkers of illness course and aging in schizophrenia and related psychotic disorders

Assistant Professor, Genetics
Research Interests:
Genetic diagnoses associated with developmental disabilities (Pallister-Killian syndrome and CBX1-related syndrome)

Professor, Dermatology
Research Interests: Tumors of the peripheral nervous system


Panagiotis Mastorakos M.D., Ph.D..
Assistant Professor, Neurological Surgery
Research Interests: Role of the innate immune system in damage and repair following ischemic and hemorrhagic insults to the brain

Assistant Professor, Children's Medical Center Research Institute
Research Interests: How alterations in metabolism affect cell fate and cell function, particularly in brain tumors

Professor, Neurology
Research Interests: Inherited ataxias caused by short tandem repeat expansions

Assistant Professor, Pediatrics
Research Interests: Brain glycogen metabolism and neurological disease - glycogen quality control mechanisms and novel therapeutic strategies for genetic disease with defects in glycogen structure and function

Assistant Professor, Neurology
Research Interests: Novel strategies to target metabolic vulnerabilities in glioma

Assistant Professor, O'Donnell Brain Institute
Research Interests: Molecular and cellular mechanisms of diseases that disrupt the motor system

Associate Professor, Anesthesiology and Pain Management
Research Interests:
Mechanisms of peripheral opioid and cannabinoid analgesia, endogenous ligands for an nociceptors

Professor, Ophthalmology and Neuroscience
Research Interests:
Mechanisms by which neuronal circuits in the visual system are generated and established during development and after injury

Assistant Professor, Bioinformatics
Research Interests: Neurodegenerative diseases, primarily tauopathies, by applying machine learning approaches to neuropathology tissue images.

Vikram Shakkottai, M.D., Ph.D.
Vice Chair for Basic Research and Professor, Neurology
Research Interests: Targeting ion channel dysregulation for the treatment of degenerative cerebellar ataxia

Associate Professor, Internal Medicine
Research Interests: Regulation of airway nociceptive neurons by respiratory pathogens and the role of airway nociceptors in transmission biology of infections

Assistant Professor, Neurology
Research Interests: Alzheimer’s Disease and other neurodegenerative conditions that affect memory and cognition

Assistant Professor, Ophthalmology
Research Interests: Mechanisms underlying retinal neurodegenerative disease, and novel therapeutics for these disorders using gene therapy and genome engineering technologies, human stem cell transplantations, and metabolic rescue

Professor, Pathology
Research Interests: Structural changes associated with protein aggregation in the human brain using light microscopy, immunohistochemistry, digital and quantitative microscopy, and machine learning techniques

Associate Professor, Internal Medicine
Research Interests: Understanding at a cellular level the neural control of energy balance and glucose metabolism, and elucidating how these events may participate in human disease

Professor, Neuroscience
Research Interests: Molecular mechanisms of neurodegeneration in Alzheimer’s disease and related dementias

Assistant Professor, Molecular Biology
Research Interests: Molecular mechanisms of age-related neurodegeneration and developing new therapeutic strategies

Associate Professor, Orthopaedic Surgery
Research Interests: Neuro-endocrine-immune system mechanisms responsible for the development or perpetuation of chronic pain
Neuroengineering/Neurotechnology

Assistant Professor, Radiology
Research Interests:
Advanced methods for precision neuroimaging with positron emission tomography (PET)

Assistant Professor, Advanced Imaging Research Center and Biomedical Engineering
Research Interests:
Develop and apply novel magnetic resonance spectroscopy techniques to answer key biological questions in clinical neuroscience

Srinivas Chivukula, M.D., Ph.D.
Assistant Professor, Neurological Surgery
Research Interests:
Cognitive neurophysiology and functional restoration

Assistant Professor, Radiology
Research Interests:
Subconcussive head impact exposure in contact sports, imaging of traumatic brain injury, Alzheimer's disease and other dementias, and magnetoencephalography (MEG) in imaging neuronal function

Professor, Physical Medicine & Rehabilitation
Research Interests:
Neuro-mechanical underpinnings of lower limb impairments after stroke to inform future clinical interventions

Professor and Director, Advanced Imaging Research Center
Research Interests:
Novel structural and metabolic magnetic resonance imaging methods are developed by my lab and applied to neuroscientific and clinical trials in brain cancer, traumatic brain and spinal cord injury, inborn genetic defects as well as neurological and psychiatric disorders.”

Assistant Professor, Pediatrics
Research Interests:
Developing advanced signal processing and AI-driven tools to enhance the diagnosis and treatment of brain injuries in newborns

Assistant Professor, Advanced Imaging Research Center
Research Interests:
Novel whole-brain functional MRI methods and applying multi-modal neural technologies to understand the mechanisms of reward, learning, and memory in healthy and diseased small animal models

Assistant Professor, Advanced Imaging Research Center
Research Interests:
In vivo MRI histology; Neuroimaging; Advanced MRI methods

Associate Professor, Mechanical Engineering, UT Dallas
Research Interests:
advance therapeutic delivery into the brain and develop new nanotechnology tools for neuroscience

Associate Professor, Neurology
Research Interests:
Instrumentation and expertise in high throughput 2D and 3D imaging of nervous tissue from rodent models or clinical specimens

Assistant Professor, Center for Alzheimer's and Neurodegenerative Diseases
Research Interests:
Macromolecular basis of protein aggregation and propagation in Parkinson's and Alzheimer's diseases within neuronal systems, and new technologies to push boundaries of cryo-EM for near-native molecular imaging in cells and tissues

Assistant Professor, Neurological Surgery
Research Interests:
Experimental brain tumor therapy program with a focus on meningioma immunotherapies

Assistant Professor, Advanced Imaging Research Center
Research Interests:
Brain vascular function in obesity, aging, and mild cognitive impairment

Assistant Professor, Advanced Imaging Research Center
Research Interests:
Developing novel magnetic resonance imaging techniques as imaging biomarkers for neurodegenerative diseases
Neurogenetics

Assistant Professor, Pediatrics and Center for Alzheimer's and Neurodegenerative Diseases
Research Interests:
Gene therapies for monogenetic pediatric disorders, including SLC13A5 epileptic encephalopathy, multiple sulfatase deficiency, Charcot Marie Tooth disease type 4J, giant axonal neuropathy, and ECHS1 deficiency

Associate Professor, Neuroscience
Research Interests:
Interrogating the genome to better understand the mechanisms causing autism spectrum disorder and other neurodevelopmental disorders and inform innovative therapies

Professor and Vice Chair, Neuroscience
Research Interests:
Genetic and molecular mechanisms of human brain evolution and how those processes have been altered in common brain disorders such as autism, schizophrenia, and Alzheimer's disease

Professor Emeritus, Pharmacology
Research Interests:
Signal transduction mechanisms and their modulation mediating pheromone and odorant detection in Drosophila melanogaster
Neuroimmunology

Professor, Internal Medicine and Microbiology; Chief, Division of Infectious Diseases and Geographic Medicine
Research Interests:
Fundamental mechanisms of the neuroimmune response in the context of neurodegeneration and responses to infectious diseases

Assistant Professor, Immunology
Research Interests:
How chronic infection, cancer, and aging affect T-cell immunity

Professor and Vice Chair, Immunology
Research Interests:
Innate immune STING signaling mechanisms in neurological diseases.
Neuropsychology

Professor, Psychiatry
Research Interests:
Neuropsychological effects and risk factors for concussion recovery and neurodegenerative conditions, neuropsychological phenotypes in cognitive disorders, cognitive test development, telemedicine applications of neuropsychology

Professor, Psychiatry
Research Interests:
Cultural and bilingual issues in pediatric neuropsychological assessment as well as brain-behavior relationships and outcomes of genetic and neurodevelopmental disorders

Professor, Psychiatry
Research Interests:
Neurocognitive effects of depression and neuromodulation therapeutics

Assistant Professor, Psychiatry
Research Interests:
Concussion and more severe traumatic brain injury
Systems and Circuit Neuroscience

Assistant Professor, Psychiatry
Research Interests:
Development, function, and dysfunction of ascending somatosensory pathways that shape the perception of touch and pain

Professor and Director, Center for Hypothalamic Research
Research Interests:
Mouse genetics to identify circuits in the nervous system that regulate energy balance and glucose homeostasis

Associate Professor, Internal Medicine
Research Interests:
Mechanism underlying the central regulation of metabolic homeostasis, in particular metabolically challenging environments such as exercise, aging, and fasting

Assistant Professor, Internal Medicine
Research Interests:
Mechanisms of how the cerebellar outputs influence the formation and maintenance of healthy brain circuits and functions

Assistant Professor, Internal Medicine
Research Interests:
Molecular anatomy of the central and peripheral neural pathways involved in feeding, energy balance, immunity, and gut-brain communication

Assistant Professor, Physiology
Research Interests:
How neural circuits integrate sensorimotor information, memory, and internal state to guide behavior in order to uncover neural mechanisms that provide animals with behavioral flexibility

Associate Professor, Anesthesiology & Pain Management and Neurological Surgery
Research Interests:
Neurovascular coupling after spreading depolarizations, microcirculatory perfusion in the penumbra, and intraoperative EEG under anesthesia

Associate Professor, Psychiatry
Research Interests:
Neural circuit genetics to investigate neural circuits, memory engrams, and the neurophysiological process for formation, consolidation, and retrieval of episodic memory using a mouse model

Professor, Molecular Biology
Research Interests:
Nuclear receptors and endocrine FGFs and their roles in metabolism and metabolic disease

Associate Professor, Neurological Surgery
Research Interests:
Electrophysiology of human memory using intracranial recordings, fMRI, and gene expression

Assistant Professor, Immunology
Research Interests:
How the enteric nervous system (ENS), known as the “second brain” regulates host defense and behavior using a combination of genetic tools and physiological assays

Assistant Professor, Radiology, Advanced Imaging Research Center
Research Interests:
Neural dynamics of human cognition within the context of aging and age-related disease using magnetoencephalography (MEG) and MRI

Assistant Professor, Psychiatry
Research Interests:
Neuronal circuit dissections related to learning and memory

Associate Professor, Neuroscience
Research Interests:
How large-scale networks function to process, store, and retrieve information, focusing on the hippocampal circuit in freely behaving rodents

Assistant Professor, Neuroscience
Research Interests:
Cell-types that mediate pain and pain relief

Associate Professor, Neuroscience
Research Interests:
Identify the neural circuit mechanisms for how young animals learn to imitate social/communicative behaviors from adults and how this form of learning is disrupted in developmental disorders that impact speech

Assistant Professor, Neuroscience
Research Interests:
Neural mechanisms of individual differences in learning from positive and negative feedback

Associate Professor, Radiology
Research Interests:
Transcranial focused ultrasound

Assistant Professor, Otolaryngology
Research Interests:
Interplay between the larynx and brain and its effect on sensorimotor voice disorders

Associate Professor, Neurology
Research Interests:
Neural circuits contributing to cognition and behavior in neurodevelopmental disorders

Associate Professor, Neuroscience
Research Interests:
Develop novel molecular tools and use the tools to delineate memory circuits

Assistant Professor, Neuroscience
Research Interests:
Cortico-hippocampal interactions during memory processes, both in normal states and in diseases such as dementia and psychosis

Professor, Internal Medicine
Research Interests:
Neuronal/hormonal basis for eating, body weight, blood glucose control, and exercise endurance with the ultimate goal of designing new methods to prevent and treat disorders such as obesity, diabetes, cancer cachexia, and amyotrophic lateral sclerosis