Flagella, flexibility and flow: Physical processes in microbial ecology D.R. Brumley, R. Rusconi, K. Son and R. Stocker Eur. Phys. J. Special Topics, 224 17-18 (2015) 3119-3140 Published online: 15 December 2015 DOI: 10.1140/epjst/e2015-50138-9