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Thomas Cavalier-Smith

Thomas Cavalier-Smith

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Biology and Biochemistry
UK
2026

D-Index & Metrics

Biology and Biochemistry

D-Index
102
Citations
35039
World Ranking
1379
National Ranking
80

Research.com Recognitions

  • 2026 - Research.com Biology and Biochemistry in United Kingdom Leader Award
  • 2025 - Research.com Biology and Biochemistry in United Kingdom Leader Award
  • 2023 - Research.com Biology and Biochemistry in United Kingdom Leader Award
  • 2007 - Frink Medal, Zoological Society of London
  • 1998 - Fellow of the Royal Society, United Kingdom
  • 1997 - Fellow of the Royal Society of Canada Academy of Science

Overview

Thomas Cavalier-Smith is a researcher affiliated with the University of Oxford in the United Kingdom. Their work spans several disciplines within biology, focusing notably on molecular biology and ecology.

The main fields of study in their research include:

  • Biochemistry, Genetics and Molecular Biology
  • Environmental Science

Within these broad fields, their subfields of study are:

  • Molecular Biology
  • Ecology
  • Global and Planetary Change

The scientist's principal research topics cover:

  • Protist diversity and phylogeny
  • Microbial Community Ecology and Physiology
  • Genomics and Phylogenetic Studies
  • Marine Ecology and Invasive Species

Recent publications by Thomas Cavalier-Smith include:

  • Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria), 2020, PROTOPLASMA
  • Ciliary transition zone evolution and the root of the eukaryote tree: implications for opisthokont origin and classification of kingdoms Protozoa, Plantae, and Fungi, 2021, PROTOPLASMA

Their frequent co-author is:

  • Ema E-Yung Chao

The scientist has published mainly in the venue PROTOPLASMA.

Thomas Cavalier-Smith has received several awards, including:

  • Frink Medal, Zoological Society of London (2007)
  • Fellow of the Royal Society, United Kingdom (1998)
  • Fellow of the Royal Society of Canada (1997), Academy of Science

Best Publications

  • A revised six-kingdom system of life.

    T. Cavalier-Smith

  • The phagotrophic origin of eukaryotes and phylogenetic classification of Protozoa.

    T Cavalier-Smith

  • Kingdom protozoa and its 18 phyla.

    T Cavalier-Smith

  • Principles of protein and lipid targeting in secondary symbiogenesis: euglenoid, dinoflagellate, and sporozoan plastid origins and the eukaryote family tree.

    Tom Cavalier-Smith

  • A higher level classification of all living organisms.

    Michael A. Ruggiero;Dennis P. Gordon;Thomas M. Orrell;Nicolas Bailly

  • Membrane heredity and early chloroplast evolution

    Thomas Cavalier-Smith

  • The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification.

    T Cavalier-Smith

  • Eukaryote kingdoms: Seven or nine?

    T. Cavalier-Smith

  • The highly reduced genome of an enslaved algal nucleus

    Susan Douglas;Stefan Zauner;Martin Fraunholz;Martin Fraunholz;Margaret Beaton;Margaret Beaton

  • The Evolution of genome size

    Thomas Cavalier-Smith

  • Intron phylogeny: a new hypothesis

    T Cavalier-Smith

  • Eukaryotes with no mitochondria.

    Cavalier-Smith T

  • Myosin domain evolution and the primary divergence of eukaryotes

    Thomas A. Richards;Thomas A. Richards;Thomas A. Richards;Thomas Cavalier-Smith

  • Economy, speed and size matter: evolutionary forces driving nuclear genome miniaturization and expansion.

    Thomas Cavalier-Smith

  • Rooting the eukaryote tree by using a derived gene fusion.

    Alexandra Stechmann;Thomas Cavalier-Smith

  • Only six kingdoms of life.

    Thomas Cavalier-Smith

  • Single gene circles in dinoflagellate chloroplast genomes

    Zhaoduo Zhang;B. R. Green;T. Cavalier-Smith

  • Kingdoms Protozoa and Chromista and the eozoan root of the eukaryotic tree

    Thomas Cavalier-Smith

  • The Origin of Eukaryote and Archaebacterial Cells

    T. Cavalier-Smith

  • Phylogeny and Classification of Phylum Cercozoa (Protozoa)

    Thomas Cavalier-Smith;Ema E.-Y. Chao

Frequent Co-Authors

David Bass
David Bass Natural History Museum
Sophie von der Heyden
Sophie von der Heyden Stellenbosch University
Thomas A. Richards
Thomas A. Richards University of Oxford
Jan Pawlowski
Jan Pawlowski Heidelberg University
Uwe G. Maier
Uwe G. Maier Philipp University of Marburg
Beverley R. Green
Beverley R. Green University of British Columbia
Kjetill S. Jakobsen
Kjetill S. Jakobsen University of Oslo
Paul R. Gilson
Paul R. Gilson Burnet Institute
John M. Archibald
John M. Archibald Dalhousie University
Patrick J. Keeling
Patrick J. Keeling University of British Columbia

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