Dr Thomas Andrew Waigh is Reader in Biological Physics in the Department of Physics and Astronomy at the University of Manchester, UK. He has written three books: Applied Biophysics (Wiley, 2002), The Physics of Living Processes (Wiley, 2014) and Some Critical Questions in Biological Physics (IOP, 2017) and has published over 110 articles in peer reviewed journals. He has worked in the field of bacterial biophysics for over 10 years and organized many meetings on 'The physics of microorganisms. He currently works with industrialists on antimicrobial detergents.