David Cheng is a senior lecturer and ARC Future Fellow in the School of Chemical Engineering at UNSW Sydney and deputy director of the UNESCO Centre for Membrane Science and Technology. He received his PhD in materials science from Monash University and completed postdoctoral training at Massachusetts Institute of Technology. His research focuses on nanofluidics, membrane science and nanopore technologies for chemical separations, green energy and sustainable resources. He has received the MSA Membrane Science Award, an ARC Future Fellowship and an Australian Endeavour Research Fellowship. He also serves on the editorial boards of several journals, including Advanced Membranes and Ionic Materials and Devices.