Tiffany Barnes

Tiffany Barnes is a Researcher at the North Carolina State University, affiliated with the Department of Computer Science within the College of Engineering. Her work focuses on Computer Science Education, Intelligent Tutoring Systems, and Deep Reinforcement Learning applications in pedagogy.

Research interests include:

• Metacognitive interventions in learning
• Programming education tools
• Game-based learning environments
• Cultural barriers in CS education
• AI-driven educational technologies

Recent publications explore LLM-powered educational tools, Parsons Problems for code comprehension, and Reinforcement Learning in adaptive tutors. Trends highlight student motivation, code trace analysis, and personalized feedback systems.

Collaborations span institutions like Duke University, University of North Carolina, and Georgia Tech. Key projects include Jigsaw (problem decomposition) and MerryQuery (LLM for education).