Who/What Is My Teammate? Team Composition Considerations in Human–AI Teaming

This paper outlines an experimental research study that investigates essential aspects of human–AI teaming such as team performance, team situation awareness, and perceived team cognition in various mixed composition teams (human-only, human–human–AI, human–AI–AI, and AI-only) using a simulated emergency response management scenario known as NeoCITIES. Results indicated dichotomous outcomes regarding perceived team cognition and performance metrics, as perceived team cognition was not predictive of performance. Performance metrics like team situational awareness and team score showed that teams composed of all human participants performed at a lower level than mixed human–AI teams, with the AI-only teams attaining the highest performance. Perceived team cognition was highest in human-only teams, with mixed composition teams reporting perceived team cognition 58% below the all-human teams. These results inform future mixed teams of the potential performance gains in utilizing mixed teams over human-only teams in certain applications, while also highlighting mixed teams’ adverse effects on perceived team cognition.