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David A. Seminowicz, PhD
Principal Investigator

I joined the department of Neural and Pain Sciences at the University of Maryland School of Dentistry in October, 2010. Prior to that, I did a postdoc at McGill University, after completing my PhD at the University of Toronto .

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Michael L. Keaser, BA

Michael is an analyst and lab technician. He duties include server administration, Medoc maintenance and data organization.

Andrew Furman, MS
Grad Student

Andrew is a PhD student and a study coordinator, fMRI multivariate data analyst and experimental paradigm programmer.

Janell Payano Sosa, BS
Grad Student

Janell joined the lab in Sept., 2014, and is positioning herself to become a master analyst and study designer. She is involved in multiple projects in the lab for now. She has interests in chronic pain, the insula, women's health and community outreach.

Samuel Krimmel, BS
Grad Student

Sam joined the lab as a graduate student in 2016. He's constantly getting wild new analysis ideas. He aspires to one day run his own lab as a PI or at least get a camel trench coat and solve mysteries. Sam loves free food and his favorite show is Seinfeld.

Joyce Teixeira da Silva, PhD
Post Doc

Joyce completed her PhD at the University of Sao Paulo, Brazil. She is currently working on neuroimaging studies of sex and age differences in pain in both humans and animals. Her goal is to run her own translational lab as a PI,  taking research from the “bench-to-bedside.”

Darrah Speis
Research Assistant

Darrah graduated from University of Maryland, College Park in May 2020 with a BS in Biology and Psychology. She's planning to apply to medical school class of 2026. In the summer she hikes and in the winter she knits.

Ashrita Kumar
Research Assistant

Ashrita is a research assistant in the lab and a graduate of Johns Hopkins University, with a BS in Neuroscience and an MHS in Biochemistry and Molecular Biology. She is particularly interested in chronic pain, public health, and women's health, and has plans to pursue medical school in the future. In her spare time, she likes to paint and sings in a local punk band, Pinkshift.


Jing Zhang, BS
Research Assistant

Now PhD student at UC Irvine

Mariya Prokhorenko

 Research Assistant

Now PhD student at USUHS

Catherine Hubbard, PhD

Now Lecturer at Harvard

Vani Mathur,


Now Assistant Prof at Texas A&M


Li Jiang, PhD

Now Research Associate at UMB

Sooyoung Yoo, BS

Now a Dental Student

(class of 2019) at NYU

Shariq Khan, MS

Class of 2017

Marc Rangel, DDS

Class of 2016

Now a dentist

Daniela Loebl, DDS, MSD

Class of 2016

Now an orthodontist 

Lab alumni

Tim Meeker,PhD

Grad student

Now Postdoc at JHU

Janusiya Muthulingam MSc
Class of 2016

Now PhD Student in Univ. Aalborg

Luma Samawi, BA
Research Assistant

Now MS student at Kings College London

Yuan Wang, MD
Research Scholar

Now Assistant Prof at Xi'an Jiaotong University

Bethany Remeniuk, PhD

Now at Akoya Biosciences, Inc.

Shana Burrowes, MPH, PhD
Grad student

Now Postdoc at Boston University

Sarah Margerison
Grad Student

Sarah is a PHD student and physical therapist.  Throughout her practice, she has developed a strong interest in the brain processes associated with pain and is excited to use fMRI and EEG to add to this body of knowledge.  She hopes to use what she has learned in the lab to improve management of musculoskeletal patients in the physical therapy clinic.

Khashayar Rahsepar
Dental Student

UMSOD, class of 2022

Khashayar joined the lab in 2019 while completing his dental program at UMSOD. 

Brent Stewart
Grad Student

Brent is a PhD student in University of Maryland, Baltimore's Program in Neuroscience. He earned a Bachelor's degree in Philosophy and Psychology from Emory University. 

Luis Guillermo Hernandez Rojas
Post Doc

Luis completed his PhD at Tecnologico de Monterrey, Mexico. he has special interest in exploring computational intelligence models for Neuroscience, fMRI analysis and EEG-based Brain-Computer Interfaces. He loves the Bonsai trees and cactus. 

Contact Us

Seminowicz Pain Imaging Lab

University of Maryland, School of Dentistry

ROOM #: 8404

PHONE: 410-706-4049


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