Peter Sneath
Peter Henry Andrews Sneath FRS, MD was a microbiologist who co-founded the field of numerical taxonomy, together with Robert R. Sokal. Sneath and Sokal wrote Principles of Numerical Taxonomy, revised in 1973 as Numerical Taxonomy. Sneath reviewed the state of numerical taxonomy in 1995 and wrote some autobiographical notes in 2010.
A special issue of the journal Antonie van Leeuwenhoek, on microbial systematics, is dedicated to the memory of Peter Sneath.