Human Behavior Atlas: Benchmarking Unified Psychological And Social Behavior Understanding - Ong, Keane; Dai, Wei; Li, Carol; Feng, Dewei; Li, Hengzhi; Wu, Jingyao; Cheong, Jiaee; Mao, Rui; Mengaldo, Gianmarco; Cambria, Erik; Liang, Paul (International Conference on Learning Representations, 2026)