Dr. Joel Kostka

Professor

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Biography

Joel Kostka is a Professor and Associate Chair in the School of Biological Sciences at the Georgia Institute of Technology. He obtained his Ph.D. in Marine Science from the University of Delaware in 1993. As an expert in the field, his research focuses on microbial ecology and biogeochemistry, contributing significant insights into the interactions among microorganisms in marine environments. His work has implications for understanding nutrient cycling and the impacts of climate change on marine ecosystems. Joel is actively involved in various projects that explore the roles of microbial communities in ecosystem processes.

Research Interests

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.