Jeremy Dahl, Ph.D.

Professor of Radiology

Jeremy is a Professor with the Department of Radiology and directs the Ultrasound Imaging & Instrumentation Laboratory, which is focused on engineering for medical ultrasound imaging.  He works with the Radiology divisions of Pediatric Radiology, the Radiological Sciences Laboratory, and the Diagnostic Sciences Laboratory. Outside of work, he is actively involved in skiing, soccer, weeding, and reading.

CAP Profile (Stanford Medicine)

Jihye Baek, Ph.D.

Postdoctoral Scholar

Jihye received her B.S. degree in physics with a mathematics minor from Ewha Womans University in South Korea and worked as a senior researcher in the Ultrasound research group at Samsung Madison. She received her Ph.D. degree in electrical and computer engineering from the University of Rochester in 2023. She is currently a Postdoctoral scholar in Dahl Ultrasound Research Laboratory at Stanford University. Her research interests include ultrasound molecular imaging, quantitative ultrasound, multiparametric analysis, and artificial intelligence applied to medical imaging.

Andrew Andrzejek

Lab Manager

Andrew Andrzejek is from San Francisco, CA, and is an associate in the Dahl Ultrasound Research Laboratory at Stanford University. His interests include robotic ultrasound and ultrasound mediated drug delivery.

Samuel Beuret, Ph.D

Postdoctoral Scholar

Samuel Beuret received the B.Sc. and M.Sc. degrees in electrical engineering from the École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland, in 2016 and 2019, respectively. From 2019 to 2024, he pursued a Ph.D. degree with the Signal Processing Laboratory (LTS 5), EPFL, under the supervision of Prof. J.-P. Thiran. From 2024 to 2025, he was an Ultrasound Engineer with E-Scopics, Aix-en-Provence, France, before joining the Dahl Laboratory as a Postdoctoral Scholar. His current research interests include the applications of inverse problems to pulse-echo ultrasound, with a particular emphasis on speed-of-sound imaging and aberration correction.

Louise Zhuang

Graduate Student

Louise was born in Chicago, IL, and grew up in northeast Georgia. She received a B.S. degree in Electrical Engineering from the Georgia Institute of Technology in 2020. She currently is an NSF GRFP fellow, and her research interests include signal processing and machine learning, especially in the areas of frequency-domain beamforming methods and sound speed estimation.

Thurston Brevett

System Administrator

Thurston received a B.S. degree in Electrical Engineering from Northeastern University in 2018 and his Ph.D. in Electrical Engineering from Stanford University in 2025. He is currently a consultant for numerous ultrasound companies and serves as the lab's part time system administrator. He is a former NSF GRFP Fellow, a GEM Fellow, an EDGE Fellow, and is currently a good fellow. His research interests include signal processing and optimization for beamforming algorithms.

Hoda Hashemi

Postdoctoral Scholar

• Hoda is a postdoctoral scholar in the Department of Radiology at Stanford University. She received her Ph.D. in Electrical and Computer Engineering from the University of British Columbia (UBC) in 2023. From 2021 to 2023, she was an ultrasound research intern in the research and innovation team at DarkVision Technologies Inc. She holds an M.A.Sc. from Concordia University and a B.Sc. from Sharif University of Technology. Her research interests include ultrasound molecular imaging, Doppler imaging, elastography, and deep learning.

Caelia Thomas

Graduate Student

• Caelia is originally from Ithaca, New York, and received her B.S. in Electrical Engineering with a minor in Mathematics from Howard University in 2022. She is currently a Ph.D. student in the department of Electrical Engineering at Stanford University. Her research interests include signal processing, sound speed estimation, and ultrasound molecular imaging.

Benjamin Frey

Graduate Student

• Ben received his bachelor degrees in Physics, Computer Science, and Business Administration from the University of St. Thomas (Saint Paul, MN) in 2022 as a Schulze Innovation Scholar. He is currently a PhD candidate in the Applied Physics PhD program. His research interests include quantitative ultrasound imaging (e.g., distributed attenuation and sound speed estimation), physics-based medical computer vision, and image quality assessment. Ben is also interested in the clinical translation and commercialization of precision healthcare software.

Brian Boitnott

Graduate Student

• Brian received a B.S. degree in Chemistry from Bates College in 2021. For two years he worked at MIT Lincoln Laboratory on active and passive imaging and remote-sensing systems for airborne and medical applications. He is currently a PhD student in the Biomedical Physics program, co-advised by Jeremy Dahl (Radiology) and Todd Coleman (Bioengineering). His research interests include signal processing, ultrasound imaging, and clinical translation

Richard Lee

Graduate Student

Richard attained his B.S in Electrical Engineering from Columbia University in 2023, focusing on signal processing. He is currently a Master’s student at Stanford based in the Center for Computer Research in Music and Acoustics. In lab, he works on low-cost point of care ultrasound systems and contributes to pose estimation research.