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Drift: Introduction

  1. Michael C Whitlock1,
  2. Patrick C Phillips2

Published Online: 19 APR 2001

DOI: 10.1038/npg.els.0001698



How to Cite

Whitlock, M. C. and Phillips, P. C. 2001. Drift: Introduction. eLS. .

Author Information

  1. 1

    University of British Columbia, Vancouver, British Columbia, Canada

  2. 2

    University of Texas, Arlington, Texas, USA

Publication History

  1. Published Online: 19 APR 2001

This is not the most recent version of the article. View current version (15 APR 2014)


Genetic drift is the random change in allele frequencies by the chance success of some alleles relative to others.


  • small populations;
  • evolutionary change;
  • fixation of alleles;
  • founder effects