Presupposition as investigator certainty in a police interrogation: The case of Lorenzo Montoya’s false confession

  title={Presupposition as investigator certainty in a police interrogation: The case of Lorenzo Montoya’s false confession},
  author={Philip Gaines},
  journal={Discourse \& Society},
  pages={399 - 419}
This article presents an analysis of the use by police investigators of presupposition-bearing questions (PBQs) in interrogation as a process for communicating certainty of guilt. Among the techniques of interrogational maximization employed by police is the communication to the suspect of the interrogators’ certainty of the suspect’s guilt. While social science research notes that such communication of certainty is given directly, for example by statements that they ‘know’ the suspect is… Expand


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