Promoting Cognitive Health in Elder Care with Large Language Model-Powered Socially Assistive Robots. - Maria R. Lima; Amy O'Connell; Feiyang Zhou; Alethea Nagahara; Avni Hulyalkar; Anura Deshpande; Jesse Thomason; Ravi Vaidyanathan; Maja J. Mataric (CHI, 2025)