Lianzhou Wang is a world leading scientist in materials science and chemical engineering. He has made unique and enduring contributions to the development of functional nanomaterials for solar fuel production, new generation solar cells and batteries. His seminal achievements include breakthroughs in interfacial engineering and defect passivation of perovskite quantum dots to realise stable solar cells with champion efficiency, and redox intercalation mechanism discoveries to achieve scalable production of layered battery electrode materials. Wang has also discovered a suite of new photocatalyst activation approaches that address the charge transfer kinetics challenge for solar fuel production.