Nigel Hooper is Professor of Biochemistry in the School ofBiochemistry and Molecular Biology at the University of Leeds, UK. Hereceived his Ph.D in 1984 from the University of Leeds with a thesison the "Metabolism of Neuropeptides by Cell-surface Peptidases" whichstimulated his interest in proteases and paved the way for much of hissubsequent research. He currently co-leads the Proteolysis ResearchGroup at Leeds and among other topics, continues to study thestructure and function of several cell-surface proteases, with aparticular interest in their mode of attachment to the membrane. Hehas...