Congratulations to Xiaoyu on passing her A-exam today! Over the past three years, Xiaoyu has achieved amazing progresses towards molecular design for chiral perovskite materials. Recently, her paper, entitled ‘Self-Powered Circularly Polarized Light Detection Enabled by Chiral Two-Dimensional Perovskites with Mixed Chiral–Achiral Organic Cations’, has also been accepted to ACS Nano.