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Research Article

Improvements to the Red List Index

  • Stuart H.M. Butchart mail,

    To whom correspondence should be addressed. E-mail: stuart.butchart@birdlife.org

    Affiliation: BirdLife International, Cambridge, United Kingdom

    X
  • H. Resit Akçakaya,

    Affiliation: Applied Biomathematics, Setauket, New York, United States of America

    X
  • Janice Chanson,

    Affiliation: Conservation International/Center for Applied Biodiversity Science-World Conservation Union (IUCN)/Species Survival Commission Biodiversity Assessment Unit, IUCN Species Programme, Center for Applied Biodiversity Science, Conservation International, Washington, D. C., United States of America

    X
  • Jonathan E.M. Baillie,

    Affiliation: Institute of Zoology, Zoological Society of London, London, United Kingdom

    X
  • Ben Collen,

    Affiliation: Institute of Zoology, Zoological Society of London, London, United Kingdom

    X
  • Suhel Quader,

    Affiliations: Department of Zoology, University of Cambridge, Cambridge, United Kingdom, Royal Society for the Protection of Birds, Sandy, United Kingdom

    X
  • Will R. Turner,

    Affiliation: Center for Applied Biodiversity Science, Conservation International, Washington, D. C., United States of America

    X
  • Rajan Amin,

    Affiliation: Institute of Zoology, Zoological Society of London, London, United Kingdom

    X
  • Simon N. Stuart,

    Affiliation: Conservation International/Center for Applied Biodiversity Science-World Conservation Union (IUCN)/Species Survival Commission Biodiversity Assessment Unit, IUCN Species Programme, Center for Applied Biodiversity Science, Conservation International, Washington, D. C., United States of America

    X
  • Craig Hilton-Taylor

    Affiliation: World Conservation Union (IUCN) Species Programme, Cambridge, United Kingdom

    X
  • Published: January 03, 2007
  • DOI: 10.1371/journal.pone.0000140

About the Authors

Stuart H.M. Butchart
BirdLife International, Cambridge, United Kingdom
H. Resit Akçakaya
Applied Biomathematics, Setauket, New York, United States of America
Janice Chanson, Simon N. Stuart
Conservation International/Center for Applied Biodiversity Science-World Conservation Union (IUCN)/Species Survival Commission Biodiversity Assessment Unit, IUCN Species Programme, Center for Applied Biodiversity Science, Conservation International, Washington, D. C., United States of America
Jonathan E.M. Baillie, Ben Collen, Rajan Amin
Institute of Zoology, Zoological Society of London, London, United Kingdom
Suhel Quader
Department of Zoology, University of Cambridge, Cambridge, United Kingdom
Will R. Turner
Center for Applied Biodiversity Science, Conservation International, Washington, D. C., United States of America
Craig Hilton-Taylor
World Conservation Union (IUCN) Species Programme, Cambridge, United Kingdom
Suhel Quader
Royal Society for the Protection of Birds, Sandy, United Kingdom

Corresponding Author

Email: stuart.butchart@birdlife.org

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: SB HA JB CH SS JC BC RA SQ WT. Wrote the paper: SB HA BC.