The psychobiology of play: theoretical and methodological perspectives.

  title={The psychobiology of play: theoretical and methodological perspectives.},
  author={Jaak Panksepp and Stephen M Siviy and L Normansell},
  journal={Neuroscience and biobehavioral reviews},
  volume={8 4},
The social play of pairs of juvenile rats can be brought under tight experimental control using social deprivation, and it can be objectively quantified by measurement of pinning behavior. Research and conceptual issues concerning this paired-encounter procedure are summarized, including issues related to measurement, gender differences (and the absence thereof), relations between play and aggression, the regulatory processes interacting with and underlying play, the neurochemical and… CONTINUE READING
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