Law and Human Behavior

, Volume 10, Issue 1–2, pp 79–82 | Cite as

Notes on the psychologist expert witness

  • Reid Hastie


The psychologist who takes the witness stand to testify concerning the reliability of an eyewitness's testimony should assume the role of a watchdog, not a lapdog for the prosecution or an attack dog for the defense. The watchdog role is illustrated by a discussion of the decisions made by the author before accepting an invitation to testify as an expert.


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  1. Brown, R. (1985).Social psychology The second edition. New York: The Free Press.Google Scholar
  2. Loftus, E. F. (1979).Eyewitness testimony. Cambridge, Massachusetts: Harvard University Press.Google Scholar

Copyright information

© Plenum Publishing Corporation 1986

Authors and Affiliations

  • Reid Hastie
    • 1
  1. 1.Psychology DepartmentNorthwestern UniversityUSA

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