Dr. Josiah Hester

Associate Professor

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Biography

Josiah Hester holds the Allchin Chair as an associate professor in Interactive Computing at the Georgia Institute of Technology. His expertise lies in intermittent computing and battery-free embedded computing systems, with practical applications in health wearables, interactive devices, and large-scale sensing for sustainability conservation. His research areas encompass Ubiquitous Computing, IoT, Wearables, Sustainable Computing, and Mobile Health. Prior to his role at Georgia Tech, he served as an assistant professor at Northwestern University. Josiah's work has received multiple grants from notable institutions, including the National Science Foundation, National Institutes of Health, and DARPA. He has been recognized as a Sloan Fellow in Computer Science and awarded the NSF CAREER grant in 2022. Additionally, he has been highlighted by Popular Science as one of their Brilliant Ten and has received several accolades, including the Promising Scientist/Engineer Award from the American Indian Science and Engineering Society and the 3M Non-tenured Faculty Award in 2021. His impactful research has been featured in prominent media outlets such as the Wall Street Journal, Scientific American, BBC, Popular Science, Communications of the ACM, and even the Guinness Book of World Records.

Research Interests

Experience

Associate Professor

— Present

Georgia Institute of Technology • Atlanta, GA

Holds the Allchin Chair and teaches in the Department of Computer Science, focusing on interactive computing and battery-free embedded systems.

Assistant Professor

— Present

Northwestern University • Evanston, IL

Conducted research in embedded systems focusing on sustainable computing applications.

Awards

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Sloan Fellow

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NSF CAREER Grant

#

American Indian Science and Engineering Society Promising Scientist/Engineer Award

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3M Non-tenured Faculty Award

Requirements for Georgia Institute of Technology

Doctorate Program
Requirements
GPA Requirement
Required:3.5
TOEFL
Listening
Required:19
Reading
Required:19
Writing
Required:19
Speaking
Required:19
Total
Required:100
IELTS
Listening
Required:6.5
Reading
Required:6.5
Writing
Required:5.5
Speaking
Required:6.5
Overall
Required:7.5
Prerequisites
Undergraduate degree in computer science or related field
Application Checklist
  • Online application
  • Official transcripts
  • Three letters of recommendation
  • Statement of Purpose
Specialization Notes

Department of Computer Science: GRE scores are optional for Fall 2026.