Dr Brian Vohnsen holds a PhD in optical physics from Aalborg University in Denmark and is currently an Associate Professor in Physics at UCD. He is a Fellow of Optica and ARVO. He is Chair of Vision and Colour at the Optica Board of Meetings and Chair for VI at the ARVO annual meeting programme committee. He is Co-chair of EDI in the School of Physics UCD and Director of the MSc in Nanobio Science.