Paul J Zak

Summary

Affiliation: Claremont Graduate University
Country: USA

Publications

  1. pmc Neuroeconomics
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, 150 East Tenth Street, Claremont, CA 91711, USA
    Philos Trans R Soc Lond B Biol Sci 359:1737-48. 2004
  2. ncbi request reprint The neurobiology of trust
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, Claremont, CA 91711 6165, USA
    Ann N Y Acad Sci 1032:224-7. 2004
  3. ncbi request reprint Oxytocin is associated with human trustworthiness
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, Claremont, CA 91711 6165, USA
    Horm Behav 48:522-7. 2005
  4. pmc Oxytocin increases generosity in humans
    Paul J Zak
    Center for Neuroeconomics Studies and Department of Economics, Claremont Graduate University, Claremont, California, United States of America
    PLoS ONE 2:e1128. 2007
  5. pmc Testosterone administration decreases generosity in the ultimatum game
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, Claremont, California, USA
    PLoS ONE 4:e8330. 2009
  6. doi request reprint Oxytocin infusion increases charitable donations regardless of monetary resources
    Jorge A Barraza
    Center for Neuroeconomics Studies, Claremont Graduate University, USA
    Horm Behav 60:148-51. 2011
  7. pmc Oxytocin increases the influence of public service advertisements
    Pei Ying Lin
    Department of Psychology, University of Southern California, Los Angeles, California, United States of America
    PLoS ONE 8:e56934. 2013
  8. ncbi request reprint The neurobiology of trust
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University
    Sci Am 298:88-92, 95. 2008
  9. doi request reprint Oxytocin levels in social anxiety disorder
    Elizabeth A Hoge
    Department of Economics, Claremont University, Claremont, CA, USA
    CNS Neurosci Ther 14:165-70. 2008
  10. doi request reprint Empathy toward strangers triggers oxytocin release and subsequent generosity
    Jorge A Barraza
    School of Organizational and Behavioral Studies and Center for Neuroeconomics Studies, Claremont Graduate University, 160 East 10th Street, Claremont, CA 91711, USA
    Ann N Y Acad Sci 1167:182-9. 2009

Collaborators

Detail Information

Publications13

  1. pmc Neuroeconomics
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, 150 East Tenth Street, Claremont, CA 91711, USA
    Philos Trans R Soc Lond B Biol Sci 359:1737-48. 2004
    ..I conclude by identifying new directions that neuroeconomics is taking, including applications to public policy and law...
  2. ncbi request reprint The neurobiology of trust
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, Claremont, CA 91711 6165, USA
    Ann N Y Acad Sci 1032:224-7. 2004
    ..Oxytocin levels were also related to trustworthy behavior (sharing a greater proportion of the monetary gains). We conclude that oxytocin may be part of the human physiology that motivates cooperation...
  3. ncbi request reprint Oxytocin is associated with human trustworthiness
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, Claremont, CA 91711 6165, USA
    Horm Behav 48:522-7. 2005
    ..Absent intentionality, both the oxytocin and behavioral responses are extinguished. We conclude that perceptions of intentions of trust affect levels of circulating oxytocin...
  4. pmc Oxytocin increases generosity in humans
    Paul J Zak
    Center for Neuroeconomics Studies and Department of Economics, Claremont Graduate University, Claremont, California, United States of America
    PLoS ONE 2:e1128. 2007
    ..Notably, OT had twofold larger impact on generosity compared to altruism. This indicates that generosity is associated with both altruism as well as an emotional identification with another person...
  5. pmc Testosterone administration decreases generosity in the ultimatum game
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, Claremont, California, USA
    PLoS ONE 4:e8330. 2009
    ..Our results continue to hold after controlling for altruism. We conclude that elevated testosterone causes men to behave antisocially...
  6. doi request reprint Oxytocin infusion increases charitable donations regardless of monetary resources
    Jorge A Barraza
    Center for Neuroeconomics Studies, Claremont Graduate University, USA
    Horm Behav 60:148-51. 2011
    ..This is the first study showing that OT increases generosity in unilateral exchanges directed toward philanthropic social institutions, as opposed to immediate benefits directed at individuals or groups...
  7. pmc Oxytocin increases the influence of public service advertisements
    Pei Ying Lin
    Department of Psychology, University of Southern California, Los Angeles, California, United States of America
    PLoS ONE 8:e56934. 2013
    ..Our results indicate that PSAs with social content that cause OT release will be more effective than those that do not. Our results also explain why some individuals do not respond to PSAs...
  8. ncbi request reprint The neurobiology of trust
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University
    Sci Am 298:88-92, 95. 2008
  9. doi request reprint Oxytocin levels in social anxiety disorder
    Elizabeth A Hoge
    Department of Economics, Claremont University, Claremont, CA, USA
    CNS Neurosci Ther 14:165-70. 2008
    ..These findings may suggest a possible role for oxytocin as a facilitator of social behavior, an effect which may not be fully utilized in individuals with severe social anxiety...
  10. doi request reprint Empathy toward strangers triggers oxytocin release and subsequent generosity
    Jorge A Barraza
    School of Organizational and Behavioral Studies and Center for Neuroeconomics Studies, Claremont Graduate University, 160 East 10th Street, Claremont, CA 91711, USA
    Ann N Y Acad Sci 1167:182-9. 2009
    ..Our findings provide the first evidence that oxytocin is a physiologic signature for empathy and that empathy mediates generosity...
  11. ncbi request reprint Neuroactive hormones and interpersonal trust: international evidence
    Paul J Zak
    Center for Neuroeconomics Studies, Claremont Graduate University, Claremont, CA 91711 6165, USA
    Econ Hum Biol 4:412-29. 2006
    ..Our findings provide preliminary evidence that interpersonal trust at the country level may be related to the intake of neuroactive hormones...
  12. doi request reprint Effects of a 10-day oxytocin trial in older adults on health and well-being
    Jorge A Barraza
    Center for Neuroeconomics Studies, Claremont Graduate University, 160 East 10th Street, Claremont, CA 91711, USA
    Exp Clin Psychopharmacol 21:85-92. 2013
    ..05), and also reported less fatigue compared with controls (p = .03). No significant adverse events were reported throughout the entirety of the study, indicating that OT can be safely used with older adults...
  13. ncbi request reprint Oxytocin increases trust in humans
    Michael Kosfeld
    University of Zurich, Institute for Empirical Research in Economics, Blumlisalpstrasse 10, CH 8006 Zurich, Switzerland
    Nature 435:673-6. 2005
    ..These results concur with animal research suggesting an essential role for oxytocin as a biological basis of prosocial approach behaviour...