Mr. Andisiwe Mafika is a PhD candidate in the research group of Dr. Clive Oliver. He received his BSc degree in Chemistry and Pure Mathematics, as well as his BSc(Hons) degree in Chemistry from the University of Fort Hare in 2017 and 2018, respectively. In 2021 he completed his MSc degree in Chemistry (with distinction) at the University of Johannesburg, working on the synthesis, and characterization of mixed-matrix membranes. He is currently working on the design and synthesis of mixed-ligand metal-organic frameworks for sorption of energy- and environmentally-relevant molecules.