Metrics for Robot Proficiency Self-assessment and Communication of Proficiency in Human-robot Teams. - Norton, Adam; Admoni, Henny; Crandall, Jacob; Fitzgerald, Tesca; Gautam, Alvika; Goodrich, Michael; Saretsky, Amy; Scheutz, Matthias; Simmons, Reid; Steinfeld, Aaron; Yanco, Holly (ACM Transactions on Human-Robot Interaction, 2022)