Ecologists and evolutionary biologists

Pete Smith (soil scientist)

Pete Smith is a global ecosystem modeller, Professor of Soils and Global Change at the University of Aberdeen, and Science Director of ClimateXChange, known for work on greenhouse gas removal.

Peter A. Raymond

Peter A. Raymond is a biogeochemist at Yale who studies carbon cycling in rivers and lakes, known for a 2013 Nature analysis of global inland-water CO2 emissions.

Peter B. Reich

Peter B. Reich, born in New York in 1953, is an American ecologist known for the worldwide leaf economics spectrum and long-term experiments on biodiversity and rising CO2.

Peter Grant (evolutionary biologist)

Peter Grant, born 1936, is a British evolutionary biologist at Princeton known for studying Darwin's finches in the Galápagos with his wife Rosemary since 1973.

Peter H. Raven

Peter H. Raven (1936–2026) was an American botanist and evolutionary biologist who led the Missouri Botanical Garden for 39 years and, with Paul Ehrlich, coined the term "coevolution" in 1964.

Peter J. Mumby

Peter J. Mumby is a marine ecologist and Professorial Research Fellow at the University of Queensland, known for coral reef resilience research and parrotfish fishing bans in Belize and Bonaire.

Peter Kareiva is an American ecologist and conservation scientist known for habitat fragmentation research and ecosystem-services conservation, chief scientist of The Nature Conservancy from 2003 to 2015.

Peter M. Vitousek

Peter M. Vitousek is an American ecosystem ecologist, emeritus professor at Stanford University, known for research on the global nitrogen cycle and Hawaiian ecosystems, and winner of the 2010 Japan Prize.

Peter R. Crane

Peter R. Crane, also known as Peter Crane, is a British botanist and paleobotanist born in 1954 who studies the origin and early fossil history of flowering plants.

Peter Schuster (Austrian chemist)

Peter Schuster (1941–2026) was an Austrian theoretical chemist who, with Manfred Eigen, developed the quasispecies and hypercycle models and the ViennaRNA package, and pioneered RNA sequence–structure maps.

Peter Shaw Ashton

Peter Shaw Ashton (born 1934) is a British botanist and tropical forest ecologist, a world authority on the Dipterocarpaceae, who co-founded the Smithsonian forest-plot network CTFS.

Peter Tyack

Peter Tyack is a behavioral ecologist who studies whale and dolphin communication and is Professor of Marine Mammal Biology at the University of St Andrews.

Peter Wilf

Peter Wilf is an American paleobotanist and professor of geosciences at Penn State who studies fossil plants and ancient climates, with long-term fieldwork in Argentine Patagonia.

Sep 20, 2026

Philip Boyd (oceanographer)

Philip W. Boyd is a biogeochemical oceanographer and professor at the University of Tasmania, known for leading the 2000 Southern Ocean iron fertilization experiment SOIREE.

Philip C. J. Donoghue

Philip C. J. Donoghue is a British paleontologist, Professor of Palaeobiology at the University of Bristol, and a Fellow of the Royal Society known for molecular palaeobiology.

Philip D. Gingerich

Philip D. Gingerich is an American vertebrate paleontologist at the University of Michigan known for fossil evidence of whale origins, primate origins, and the Paleocene–Eocene Thermal Maximum.

Philip Sheppard (geneticist)

Philip Sheppard, also known as Philip Macdonald Sheppard, was a British geneticist who showed natural selection acting on wild populations and helped develop a Rhesus disease treatment.

Pierre R. Comizzoli

Pierre R. Comizzoli is a French-trained veterinarian and reproductive biologist at the Smithsonian's National Zoo and Conservation Biology Institute since 2002, preserving eggs and sperm of endangered species.

R. Craig MacLean

R. Craig MacLean, also known as Craig MacLean, is an evolutionary biologist and Professor of Evolution and Microbiology at the University of Oxford who studies antibiotic resistance.

Ralph Slatyer

Ralph Slatyer (1929–2012) was an Australian plant physiologist and ecologist who worked on plant–water relations at CSIRO and the Australian National University, and as Australia's first Chief Scientist, 1989–1992, established the Cooperative Research Centres program.

Ramon Margalef

Ramon Margalef (1919–2004) was a Spanish ecologist and limnologist who held Spain's first chair of ecology, at the University of Barcelona in 1967, and pioneered applying information theory to species diversity.

Randy Thornhill

Randy Thornhill is an entomologist and evolutionary biologist at the University of New Mexico, known for scorpionfly sexual selection experiments and the contested parasite-stress theory of values.

Raymond B. Huey

Raymond B. Huey is an American evolutionary physiologist and ecologist at the University of Washington, a primary founder of evolutionary physiology known for thermal ecology of ectotherms and climate-change research.

Raymond Hames

Raymond B. Hames is an American evolutionary anthropologist at the University of Nebraska–Lincoln, elected to the National Academy of Sciences in 2020 for fieldwork among the Yanomamö and Ye'kwana.

Rebeca Bat-Sheba Rosengaus-Nurko

Rebeca Bat-Sheba Rosengaus-Nurko is an entomologist and evolutionary biologist, Associate Professor Emerita at Northeastern University, who proposed that pathogens drove insect sociality and won a 2005 PECASE award.

Richard C. Thompson

Richard C. Thompson is a British marine biologist, professor at the University of Plymouth, who coined the term 'microplastics' in 2004 and advises on global plastics policy.

Richard D. Bardgett

Richard D. Bardgett is a British soil ecologist and professor of ecology at Lancaster University who studies how plants, roots, and soil microbes regulate biogeochemical cycles.

Richard Dawkins

Richard Dawkins (born 1941), British evolutionary biologist emeritus at Oxford, author of The Selfish Gene (1976), The Extended Phenotype, and The God Delusion; defender of the gene's-eye view, coiner of 'evolvability', and antagonist of Gould and E.O. Wilson.

Sep 20, 2026

Richard E. Lenski

Richard E. Lenski is an American evolutionary biologist and professor at Michigan State University, best known for the Long-Term Evolution Experiment, in which E. coli populations have evolved since 1988.