2024 Journal Issues June 14, 2024 Regular Papers Volume 112, Issue 4 April 2024 Access the Full Issue Regular Papers Scanning the Issue Fairness and Bias in Robot Learning By Laura Londoño et al. This article presents an interdisciplinary overview of bias and fairness in robot learning, spanning technical, ethical, and legal challenges. RIS-Aided Cell-Free Massive MIMO Systems for 6G: Fundamentals, System Design, and Applications By E. Shi et al. This survey consolidates the state-of-the-art research contribution in RIS-aided cell-free massive MIIMO systems and highlights future directions. Toward Resilient Modern Power Systems: From Single-Domain to Cross-Domain Resilience Enhancement By H. Huang et al. This article presents a systematic review of power system resilience enhancement techniques that aim to harden the infrastructure and proactively defend against threats. Access the Full Issue Share: