3 papers
cs.AI2026
Rethinking Scaffolding in LLM Tutors: The Interactional Mismatch Between Benchmarks and Real-World Deployments
Alexandra Neagu, Jeffrey T. H. Wong, Marcus Messer +2
A central pedagogical value evaluated in AI tutor benchmarks is scaffolding: guiding students through graduated steps toward a solution. Alignment and evaluation methods for embedd…
cs.HC2026
"How Do I ...?": Procedural Questions Predominate Student-LLM Chatbot Conversations
Alexandra Neagu, Marcus Messer, Peter Johnson +1
Providing scaffolding through educational chatbots built on Large Language Models (LLM) has potential risks and benefits that remain an open area of research. When students navigat…
cs.CY2024
How Consistent Are Humans When Grading Programming Assignments?
Marcus Messer, Neil C. C. Brown, Michael Kölling +1
Providing consistent summative assessment to students is important, as the grades they are awarded affect their progression through university and future career prospects. While sm…