Congrats to Dr. Ullman for her recent paper “Neuroimaging of cerebral air embolism” being chosen as the AJNR Fellows Journal Choice of the Month!
Category: News and events
Coming Soon: 2nd Edition of Decision-Making in Adult Neurology
We’re excited to announce the upcoming release of the 2nd edition of Decision-Making in Adult Neurology, co-edited by Dr. Brett L. Cucchiara of the Penn Division of Stroke and Vascular Neurology.
The 2nd edition is scheduled for release on December 2, 2026, and is available now for pre-order.
WELCOME TO OUR 2026 FELLOWS

Baris Alten, MD
Baris attended medical school at Hacettepe University. He completed his neurology residency at Harvard. Baris is joining us this year as a vascular neurology fellow.

Shervin Badihian, MD
Shervin attended medical school at Isfahan University of Medical Sciences. He completed his neurology residency at Cleveland Clinic. Shervin is joining us this year as a vascular neurology fellow.

Daniel Lee, MD
Daniel attended medical school at University of South Carolina School of Medicine Greenville. He completed his neurology residency at University of South Alabama Health System. Daniel is joining us this year as a neuro-hospitalist fellow.

Grant Meeks, MD
Grant attended medical school at University of Texas Health Science Center. He completed his neurology residency at University of Texas Health Science Center. Grant is joining us this year as a vascular neurology fellow.

Noor Shaik, MD
Noor attended medical school at Sidney Kimmel Medical College/Thomas Jefferson. She completed her neurology residency at Hospital of the University of Pennsylvania. Noor is joining us this year as a vascular neurology fellow.
Congratulations to our 2026 graduating fellows!
Dr. Sahily Reyes-Esteves Wins Resident Teaching Award
Congratulations to Dr. Reyes-Esteves on winning the annual Faculty Teaching Award from the adult neurology residents at Penn! This is a wonderful tribute to her excellence in resident education.
Fellow presentations at ISC February 2026
Congratulations to our fellows presenting at the upcoming International Stroke Conference – great work! Here is a schedule of their presentations. We encourage everyone to attend their oral abstracts or swing by their posters to take a look.
Wednesday, February 4
- 12:30-2:30pm (CT): Poster: Dr. Sonya Zhou’s poster is on “Impact of Time on Thrombectomy Utilization in Patients with Acute Stroke Due To Large Vessel Occlusion”.
- 4:12pm-4:18pm (CT): Oral Abstract: Dr. Pargol Balali will be discussing Morphologic Features of Carotid Webs and Risk of Ischemic Stroke.
- 5:40pm-5:50pm (CT): Oral Abstract: Dr. Pargol Balali will be discussing “Carotid Web Morphology Over Time: A Longitudinal Imaging Study”.
Thursday, February 5th
- 12:00pm-2:30pm (CT): Poster: Dr. Baris Alten’s poster is on “Comparative Risk of Recurrent Stroke in Stroke-Causing and Asymptomatic Carotid Webs”.
- 12:00pm-2:30pm (CT): Poster: Dr. Jessica Little’s poster is on “An Intervention to Improve Blood Pressure Lowering Times in Patients Presenting with Intracerebral Hemorrhage”.
- 2:30pm-2:36pm (CT): Oral Abstract: Dr. Sonya Zhou will be discussing “Association Between Time to Thrombectomy and Functional Outcomes Up To 24 Hours After Last Known Well”.
- 4:00pm-4:06pm (CT): Oral Abstract: Dr. Sonya Zhou will be discussing “Thrombectomy Utilization and Outcomes for Patients with Large Vessel Occlusions Presenting After 24 Hours”.
Celebrating our fellows 100% board exam pass rate
Farewell to Dr. Scott Kasner
Dr. Scott Kasner has formally retired from Penn to assume a new role as Neuroscience Clinical Development Lead at Bayer. In this new role, Dr. Kasner will be responsible for developing a global portfolio of potential new neurologic treatments. Dr. Kasner is now an Emeritus professor at Penn. While he will be greatly missed, we are happy to report he will continue to reside in Philadelphia and remain involved in the Stroke division as a trusted advisor and mentor.
Dr. Donna Kurowski George receives AAN 2026 A.B. Baker Teacher Recognition Award
Welcome to our 2025 fellows

Baris Alten, MD
Baris attended medical school at Hacettepe University. He completed his neurology residency at Harvard. Baris is joining us this year as a StrokeNet research fellow.
Samuel Jacobson, MD

Samuel attended medical school and completed his neurology residency at Columbia University. Samuel is joining us this year as a vascular neurology fellow.

Jessica Little, MD, PhD
Jessica attended medical school at the University of Virginia. She completed her neurology residency at the University of Pennsylvania. Jessica is joining us this year as a vascular neurology fellow.

Ryan McNulty, MD
Ryan attended medical school at Wright State University Boonshoft School of Medicine. He completed his neurology residency at the University of Michigan. Ryan is joining us this year as a vascular neurology fellow.

Thomas Pisano, MD, PhD
Tom attended medical school at Rutgers Robert Wood Johnson Medical School. He completed his neurology residency at the University of Pennsylvania. Tom is joining us this year as a neurohospitalist fellow.

Sonya Zhou, MD, MPH
Sonya attended medical school at the Yale School of Medicine. She completed her neurology residency at the University of Pennsylvania. Sonya is joining us this year as a vascular neurology fellow.




