Abramowitz , A. I. ( 2010 ) The disappearing center: Engaged citizens, polarization, and American democracy . Yale University Press .

Abramowitz , S. I. , Gomes , B. & Abramowitz , C. V. ( 1975 ) Publish or politic: Referee bias in manuscript review . Journal of Applied Social Psychology 5 ( 3 ): 187 – 200 . doi: 10.1111/j.1559-1816.1975.tb00675.x .

Adorno , T. , Frenkel-Brunswik , E. , Levinson , D. J. & Sanford , R. N. ( 1950 ) The authoritarian personality . Harper .

Akrami , N. , Ekehammar , B. & Bergh , R. ( 2011 ) Generalized prejudice: Common and specific components . Psychological Science 22 ( 1 ): 57 – 59 .

Alberts , B. ( 2013 ) Trouble at the lab. The Economist, October 19, 2013. Available at: ) Trouble at the lab. The Economist, October 19, 2013. Available at: http://www.economist.com/news/briefing/21588057-scientists-think-science-self-correcting-alarming-degree-it-not-trouble

Allport , G. W. ( 1954 ) The nature of prejudice . Addison-Wesley .

Altemeyer , B. ( 1996 ) The authoritarian specter . Harvard University Press .

Altemeyer , B. ( 1998 ) The other “authoritarian personality. ” Advances in Experimental Social Psychology 30 : 47 – 92 .

American Psychological Association . ( 2005 ) APA presidential task force on enhancing diversity. Available at: . () APA presidential task force on enhancing diversity. Available at: http://www.apa.org/pi/oema/resources/taskforce-report.pdf

American Psychological Association . ( 2009 ) Strategic plan. Available at: . () Strategic plan. Available at: http://www.apa.org/about/apa/strategic-plan/

American Psychological Association . ( 2013 ) Coburn amendment restricts NSF political science funding. Available at: . () Coburn amendment restricts NSF political science funding. Available at: http://www.apa.org/science/about/psa/2013/04/political-science-funding.aspx

Astin , A. W. ( 1993 ) What matters in college? Four critical years revisited . Jossey-Bass .

Baars , B. J. ( 1986 ) The cognitive revolution in psychology . Guilford Press .

Barber , M. & McCarty , N. ( 2013 ) Causes and consequences of polarization . In: Negotiating agreement in politics , ed. Mansbridge , J. & Martin , C. J. , pp. 19 – 53 . American Political Science Association .

Bielby , W. ( 2013 ) Minority vulnerability in privileged occupations . American Academy of Political and Social Science 639 : 12 – 31 .

Brandt , M. J. , Reyna , C. , Chambers , J. R. , Crawford , J. T. & Wetherell , G. ( 2014 ) The ideological-conflict hypothesis: Intolerance among both liberals and conservatives . Current Directions in Psychological Science 23 ( 1 ): 27 – 34 .

Byrne , D. ( 1969 ) Attitudes and attraction . Advances in Experimental Social Psychology 4 : 35 – 89 .

Cannella , A. A. , Park , J. H. & Lee , H. U. ( 2008 ) Top management team functional background diversity and firm performance: Examining the roles of team member collocation and environmental uncertainty . Academy of Management Journal 51 ( 4 ): 768 –84.

Carl , N. ( 2014 ) Verbal intelligence is correlated with socially and economically liberal beliefs . Intelligence 44 : 142 –48.

Ceci , S. J. , Peters , D. & Plotkin , J. ( 1985 ) Human subjects review, personal values, and the regulation of social science research . American Psychologist 40 ( 9 ): 994 – 1002 .

Chambers , J. R. , Schlenker , B. R. & Collisson , B. ( 2013 ) Ideology and prejudice: The role of value conflicts . Psychological Science 24 ( 2 ): 140 –49.

Clark , C. F. , Kotchen , M. J. & Moore , M. R. ( 2003 ) Internal and external influences on pro-environmental behavior: Participation in a green electricity program . Journal of Environmental Psychology 23 : 237 –46.

Crano , W. D. ( 2012 ) The rules of influence: Winning when you are in the minority . St. Martin's Press .

Crawford , J. T. ( 2012 ) The ideologically objectionable premise model: Predicting biased political judgments on the left and right . Journal of Experimental Social Psychology 48 ( 1 ): 138 –51.

Crawford , J. T. , Modri , S. A. & Motyl , M. ( 2013 ) Bleeding-heart liberals and hard-hearted conservatives: Subtle political dehumanization through differential attributions of human nature and human uniqueness traits . Journal of Social and Political Psychology 1 ( 1 ): 86 – 104 . doi: 10.5964/jspp.v1i1.184

Crawford , J. T. & Pilanski , J. M. ( 2014 ) Political intolerance, right and left . Political Psychology 35 ( 6 ): 841 –51. doi: 10.1111/j.1467-9221.2012.00926.x .

Crawford , J. T. & Xhambazi , E. ( 2015 ) Predicting political biases against the Occupy Wall Street and Tea Party movements . Political Psychology 36 ( 1 ): 111 –21. doi: 10.1111/pops.12054 .

Crisp , R. J. & Turner , R. N. ( 2011 ) Cognitive adaptation to the experience of social and cultural diversity . Psychological Bulletin 137 ( 2 ): 242 –66.

Deary , I. J. , Batty , G. D. & Gale , C. R. ( 2008 ) Bright children become enlightened adults . Psychological Science 19 : 1 – 6 .

Dey , E. L. ( 1997 ) Undergraduate political attitudes: Peer influence in changing social contexts . Journal of Higher Education 68 ( 4 ): 398 – 413 .

Diaconis , P. ( 1991 ). Replication and Meta-Analysis in Parapsychology [Comment] . Statistical Science , 386 –86.

Duckitt , J. ( 2001 ) A dual-process cognitive-motivational theory of ideology and prejudice . Advances in Experimental Social Psychology 33 : 41 – 113 .

Dunlap , R. E. , Van Liere , K. D. , Mertig , A. G. & Jones , R. E. ( 2000 ) Measuring endorsement of the New Ecological Paradigm: A revised NEP scale . Journal of Social Issues 56 : 425 –42.

Eagly , A. H. ( 1995 ) The science and politics of comparing women and men . American Psychologist 50 : 145 –58.

Feldman , S. & Johnston , C. ( 2014 ) Understanding the determinants of political ideology: Implications of structural complexity . Political Psychology 35 ( 3 ): 337 –58.

Feygina , I. , Jost , J. T. & Goldsmith , R. E. ( 2010 ) System justification, the denial of global warming, and the possibility of “system-sanctioned change. ” Personality and Social Psychology Bulletin 36 ( 3 ): 326 –38.

Fiske , S. T. , Harris , L. T. & Cuddy , A. J. C. ( 2004 ) Why ordinary people torture enemy prisoners . Science 306 ( 5701 ): 1482 –83.

Fosse , E. , Gross , N. & Ma , J. ( 2011 ) Political bias in the graduate admissions process: A field experiment. Working Paper, Harvard University, March 2011.

Frimer , J. A. , Gaucher , D. & Schaefer , N. K. ( 2014 ) Political conservatives' affinity for obedience to authority is loyal, not blind . Personality and Social Psychology Bulletin 40 ( 9 ): 1205 –14.

Funder , D. C. , Levine , J. M. , Mackie , D. M. , Morf , C. C. , Sansone , C. , Vazire , S. & West , S. G. ( 2014 ) Improving the dependability of research in personality and social psychology: Recommendations for research and educational practice . Personality and Social Psychology Review 18 : 2 – 12 .

Gauchat , G. W. ( 2012 ) Politicization of science in the public sphere: A study of public trust in the United States, 1974 to 2010 . American Sociological Review 77 ( 2 ): 167 –87.

Gilbert , D. ( 2011 ) Comment on “The bright future of post-partisan social psychology,” a talk by J. Haidt. Edge, February 11, 2011. Available at: ) Comment on “The bright future of post-partisan social psychology,” a talk by J. Haidt. Edge, February 11, 2011. Available at: http://www.edge.org/3rd_culture/haidt11/haidt11_index.html

Greenwald , A. G. & Krieger , L. H. ( 2006 ) Implicit bias: Scientific foundations . California Law Review 94 ( 4 ): 945 –67.

Gross , N. ( 2013 ) Why are professors liberal and why do conservatives care? Harvard University Press .

Gross , N. & Simmons , S. ( 2007 ) The social and political views of American professors. Working Paper presented at a Harvard University Symposium on Professors and Their Politics, October 6, 2007.

Haidt , J. ( 2001 ) The emotional dog and its rational tail: A social intuitionist approach to moral judgment . Psychological Review 108 ( 4 ): 814 –34.

Haidt , J. ( 2011 ) The bright future of post-partisan social psychology. Talk given at the Annual Meeting of the Society for Personality and Social Psychology, San Antonio, TX, January 27, 2011. Transcript available at: ) The bright future of post-partisan social psychology. Talk given at the Annual Meeting of the Society for Personality and Social Psychology, San Antonio, TX, January 27, 2011. Transcript available at: http://people.stern.nyu.edu/jhaidt/postpartisan.html

Haidt , J. ( 2012 ) The righteous mind: Why good people are divided by politics and religion . Pantheon Books .

Hardin , C. D. & Higgins , E. T. ( 1996 ) Shared reality: How social verification makes the subjective objective . In: Handbook of motivation and cognition, vol. 3: The interpersonal context , ed. Sorrentino , R. M. & Higgins , E. , pp. 28 – 84 . Guilford Press .

Heaven , P. C. , Ciarrochi , J. & Leeson , P. ( 2011 ) Cognitive ability, right-wing authoritarianism, and social dominance orientation: A five-year longitudinal study amongst adolescents . Intelligence 39 ( 1 ): 15 – 21 .

Hibbing , J. R. , Smith , K. B. & Alford , J. R. ( 2014 ) Differences in negativity bias underlie variations in political ideology . Behavioral and Brain Sciences 37 ( 3 ): 297 – 350 .

Hodson , G. & Busseri , M. A. ( 2012 ) Bright minds and dark attitudes: Lower cognitive ability predicts greater prejudice through right-wing ideology and low intergroup contact . Psychological Science 23 ( 2 ): 187 –95.

Inbar , Y. & Lammers , J. ( 2012 ) Political diversity in social and personality psychology . Perspectives on Psychological Science 7 ( 5 ): 496 – 503 .

Ioannidis , J. P. ( 2012 ) Why science is not necessarily self-correcting . Perspectives on Psychological Science 7 : 645 –54.

Iyer , R. , Koleva , S. , Graham , J. , Ditto , P. & Haidt , J. ( 2012 ) Understanding libertarian morality: The psychological dispositions of self-identified libertarians . PLoS ONE 7 ( 8 ): e42366 . doi: 10.1371/journal.pone.0042366

Janis , I. L. ( 1972 ) Victims of groupthink: A psychological study of foreign-policy decisions and fiascoes . Houghton Mifflin .

John , L. K. , Lowenstein , G. & Prelec , D. ( 2012 ) Measuring the prevalence of questionable research practices with incentives for truth telling . Psychological Science 23 : 524 –32.

Jost , J. T. & Banaji , M. R. ( 1994 ) The role of stereotyping in system-justification and the production of false consciousness . British Journal of Social Psychology 33 ( 1 ): 1 – 27 .

Jost , J. T. , Glaser , J. , Kruglanski , A. W. & Sulloway , F. J. ( 2003 ) Political conservatism as motivated social cognition . Psychological Bulletin 129 ( 3 ): 339 –75. doi: 10.1037/0033-2909.129.3.339 .

Jussim , L. ( 2012a ) Liberal privilege in academic psychology and the social sciences. Commentary on Inbar & Lammers (2012) . Perspectives on Psychological Science 7 ( 5 ): 504 – 507 .

Jussim , L. ( 2012b ) Social perception and social reality: Why accuracy dominates bias and self-fulfilling prophecy . Oxford University Press .

Kahan , D. M. , Jenkins-Smith , H. & Braham , D. ( 2011 ) Cultural cognition of scientific consensus . Journal of Risk Research 14 ( 2 ): 147 –74.

Kang , J. & Banaji , M. R. ( 2006 ) Fair measures: A behavioral realist revision of “affirmative action. ” California Law Review 94 ( 4 ): 1063 –118.

Kemmelmeier , M. ( 2008 ) Is there a relationship between political orientation and cognitive ability? A test of three hypotheses in two studies . Personality and Individual Differences 45 : 767 –72.

Klein , D. B. ( 2011 ) I was wrong and so are you. The Atlantic, December 2011. Available at: ) I was wrong and so are you. The Atlantic, December 2011. Available at: http://www.theatlantic.com/magazine/archive/2011/12/i-was-wrong-and-so-are-you/308713/

Klein , D. B. & Stern , C. ( 2005 ) Professors and their politics. The policy views of social scientists . Critical Review 17 ( 3–4 ): 257 – 303 .

Klein , D. B. & Stern , C. ( 2009 ) By the numbers: The ideological profile of professors . In: The politically correct university: Problems, scope, and reforms , ed. Maranto , R. , Redding , R. E. & Hess , F. M. , pp. 15 – 33 . AEI Press .

Lamm , H. & Myers , D. G. ( 1978 ) Group-induced polarization of attitudes and behavior . Advances in Experimental Social Psychology 11 : 145 –95.

Levendusky , M. ( 2009 ) The partisan sort: How liberals became Democrats and conservatives became Republicans . University of Chicago Press .

Lilienfeld , S. O. , Ammirati , R. & Landfield , K. ( 2009 ) Giving debiasing away: Can psychological research on correcting cognitive errors promote human welfare? Perspectives on Psychological Science 4 ( 4 ): 390 –98.

Lindner , N. M. & Nosek , B. A. ( 2009 ) Alienable speech: Ideological variations in the application of free-speech principles . Political Psychology 30 ( 1 ): 67 – 92 .

MacCoun , R. J. ( 1998 ) Biases in the interpretation and use of research results . Annual Review of Psychology 49 ( 1 ): 259 –87. doi: 10.1146/annurev.psych.49.1.259 .

Mannix , E. & Neale , M. A. ( 2005 ) What differences make a difference? Psychological Science in the Public Interest 6 : 31 – 55 .

McCauley , C. & Stitt , C. L. ( 1978 ) An individual and quantitative measure of stereotypes . Journal of Personality and Social Psychology 36 : 929 –40.

McClintock , C. G. , Spaulding , C. B. & Turner , H. A. ( 1965 ) Political orientation of academically affiliated psychologists . American Psychologist 20 : 211 –21.

McCrae , R. R. ( 1996 ) Social consequences of experiential openness . Psychological Bulletin 120 : 323 –37.

Mellers , B. , Hertwig , R. & Kahneman , D. ( 2001 ) Do frequency representations eliminate conjunction effects? An exercise in adversarial collaboration . Psychological Science 12 ( 4 ): 269 –75.

Menz , M. ( 2012 ) Functional top management team members: A review, synthesis, and research agenda . Journal of Management 38 ( 1 ): 45 – 80 .

Mercier , H. & Sperber , D. ( 2011 ) Why do humans reason? Arguments for an argumentative theory . Behavioral and Brain Sciences 34 ( 2 ): 57 – 74 .

Merton , R. K. ( 1942 /1973) The normative structure of science . In: The sociology of science: Theoretical and empirical investigations , ed. Merton , R. K. , pp. 223 – 280 . University of Chicago Press . (Original work published in 1942).

Mill , J. S. ( 1859 /1989) On liberty . Cambridge University Press . (Original work published in 1859).

Mooney , C. ( 2012a ) Conservatism makes you happy. Salon, July 16, 2012. Available at: ) Conservatism makes you happy. Salon, July 16, 2012. Available at: http://www.salon.com/2012/07/16/conservatism_makes_you_happy/

Moreno , J. D. ( 2011 ) The body politic: An introduction . Theoretical and Applied Ethics 1 ( 2 ): 13 – 22 .

Morgan , G. S. , Mullen , E. & Skitka , L. J. ( 2010 ) When values and attributions collide: Liberals' and conservatives' values motivate attributions for alleged misdeeds . Personality and Social Psychology Bulletin 36 : 1241 –54.

Moscovici , S. & Personnaz , B. ( 1980 ) Studies in social influence: V. Minority influence and conversion behavior in a perceptual task . Journal of Experimental Social Psychology 16 ( 3 ): 270 –82.

Munro , G. D. , Lasane , T. P. & Leary , S. P. ( 2010 ) Political partisan prejudice: Selective distortion and weighting of evaluative categories in college admissions applications . Journal of Applied Social Psychology 40 ( 9 ): 2434 –62.

Napier , J. L. & Jost , J. T. ( 2008 ) Why are conservatives happier than liberals? Psychological Science 19 ( 6 ): 565 –72.

Nemeth , C. , Brown , K. & Rogers , J. ( 2001 ) Devil's advocate versus authentic dissent: Stimulating quantity and quality . European Journal of Social Psychology 31 ( 6 ): 707 –20.

Nemeth , C. J. ( 1995 ) Dissent as driving cognition, attitudes, and judgments . Social Cognition 13 ( 3 ): 273 –91.

Newcomb , T. ( 1943 ) Personality and social change: Attitude formation in a student community . Dryden .

Nickerson , R. S. ( 1998 ) Confirmation bias: A ubiquitous phenomenon in many guises . Review of General Psychology 2 ( 2 ): 175 – 220 .

Oxley , D. R. , Smith , K. B. , Alford , J. R. , Hibbing , M. V. , Miller , J. L. , Scalora , M. , Hatemi , P. K. & Hibbing , J. R. ( 2008 ) Political attitudes vary with physiological traits . Science 321 ( 5896 ): 1667 –70.

Page , S. E. ( 2008 ) The difference: How the power of diversity creates better groups, firms, school, and societies . Princeton University Press .

Perkins , D. N. , Farady , M. & Bushey , B. ( 1991 ) Everyday reasoning and the roots of intelligence . In: Informal reasoning and education , ed. Perkins , D. N. , Farady , M. & Bushey , B. , pp. 83 – 105 . Erlbaum .

Peterson , B. E. , Duncan , L. E. & Pang , J. S. ( 2002 ) Authoritarianism and political impoverishment: Deficits in knowledge and civic disinterest . Political Psychology 23 ( 1 ): 97 – 112 .

Pinker , Susan ( 2008 ) The sexual paradox: Men, women, and the real gender gap . Scribner .

Popper , K. R. ( 1959 ) The logic of scientific discovery . Hutchinson .

Popper , K. R. ( 1968 ) The open society . Routledge .

Pronin , E. , Lin , D. Y. & Ross , L. ( 2002 ) The bias blind spot: Perceptions of bias in self versus others . Personality and Social Psychology Bulletin 28 ( 3 ): 369 –81.

Redding , R. E. ( 2001 ) Sociopolitical diversity in psychology: The case for pluralism . American Psychologist 56 ( 3 ): 205 –15.

Redding , R. E. ( 2013 ) Politicized science . Society 50 : 439 –46.

Reskin , B. ( 2012 ) The race discrimination system . Annual Review of Sociology 38 : 17 – 35 .

Roets , A. & Van Hiel , A. ( 2011 ) Allport's prejudiced personality today: Need for closure as the motivated cognitive basis of prejudice . Current Directions in Psychological Science 20 ( 6 ): 349 –54.

Rothman , S. & Lichter , S. R. ( 2008 ) The vanishing conservative: Is there a glass ceiling? In: The politically correct university: Problems, scope, and reforms , ed. Maranto , R. , Redding , R. E. & Hess , F. M. , pp. 60 – 76 . AEI Press .

Rothman , S. , Lichter , S. R. & Nevitte , N. ( 2005 ) Politics and professional advancement . Academic Questions 18 ( 2 ): 71 – 84 . doi: 10.1007/s12129-005-1008-y . Reprinted on the occasion of the award by the National Association of Scholars of the Sidney Hook Memorial Award to Stanley Rothman, 22 May 2004. Originally published online in The Forum. Available at: ):. doi:. Reprinted on the occasion of the award by the National Association of Scholars of the Sidney Hook Memorial Award to Stanley Rothman, 22 May 2004. Originally published online in The Forum. Available at: http://www.bepress.com/forum/vol3/iss1/art2/

Ryan , C. S. ( 2002 ) Stereotype accuracy . European Review of Social Psychology 13 : 75 – 109 .

Ryan , C. S. ( 2003 ) Stereotype accuracy . In: European Review of Social Psychology, vol. 13 , ed. Stroebe , W. & Hewstone , M. , pp. 75 – 109 . Psychology Press/Taylor & Francis (UK) . Available at: . In:, ed., pp.. Available at: http://dx.doi.org/10.1080/10463280240000037

Saad , L. ( 2010 ) In 2010 conservatives still outnumber moderates, liberals. Gallup Politics, June 25, 2010. Available at: ) In 2010 conservatives still outnumber moderates, liberals. Gallup Politics, June 25, 2010. Available at: http://www.gallup.com/poll/141032/2010-Conservatives-Outnumber-Moderates-Liberals.aspx

Sabin , P. ( 2013 ) The bet: Paul Ehrlich, Julian Simon, and our gamble over Earth's future . Yale University Press .

Simmons , J. P. , Nelson , L. D. & Simonsohn , U. ( 2011 ) False-positive psychology: Undisclosed flexibility in data collection and analysis allows presenting anything as significant . Psychological Science 22 ( 11 ): 1359 –66.

Smith , C. , ed. ( 2003 ) The secular revolution: Power, interests, and conflict in the secularization of American public life . University of California Press .

Sniderman , P. M. & Tetlock , P. E. ( 1986 ) Symbolic racism: Problems of motive attribution in political analysis . Journal of Social Issues 42 : 129 –50.

Son Hing , L. S. , Bobocel , D. R. & Zanna , M. P. ( 2002 ) Meritocracy and opposition to affirmative action: Making concessions in the face of discrimination . Journal of Personality and Social Psychology 83 ( 3 ): 493 – 509 .

Son Hing , L. S. , Bobocel , D. R. , Zanna , M. P. & McBride , M. V. ( 2007 ) Authoritarian dynamics and unethical decision making: High social dominance orientation leaders and high right-wing authoritarianism followers . Journal of Personality and Social Psychology 92 ( 1 ): 67 – 81 .

Sperber , D. , Clément , F. , Heintz , C. , Mascaro , O. , Mercier , H. , Origgi , G. & Wilson , D. ( 2010 ) Epistemic vigilance . Mind and Language 25 ( 4 ): 359 –93.

Stenner , K. ( 2009 ) Three kinds of “conservatism. ” Psychological Inquiry 20 : 142 –59.

Tetlock , P. E. ( 1983 ) Cognitive style and political ideology . Journal of Personality and Social Psychology 45 : 118 –26.

Tetlock , P. E. ( 1994 ) Political psychology or politicized psychology: Is the road to scientific hell paved with good moral intentions? Political Psychology 15 ( 3 ): 509 –29.

Tetlock , P. E. ( 2007 ) Diversity paradoxes: Review of Scott Page's “The difference: How the power of diversity creates better groups, firms, schools, and societies. ” Science 316 : 984 .

Tetlock , P. E. & Mitchell , G. ( 1993 ) Liberal and conservative approaches to justice: Conflicting psychological portraits . In: Psychological perspectives on justice , ed. Mellers , B. & Baron , J. , pp. 234 –56. Cambridge University Press .

Tetlock , P. E. & Mitchell , G. ( 2009 ) Implicit bias and accountability systems: What must organizations do to prevent discrimination? Research in Organizational Behavior 29 : 3 – 38 .

Triandis , H. C. , Hall , E. R. & Ewen , R. B. ( 1965 ) Member heterogeneity and dyadic creativity . Human Relations 18 ( 1 ): 33 – 55 .

Tuschman , A. ( 2013 ) Inside the conservative brain: What explains their wiring? Salon, September 15, 2013. (Online article at Salon.com). Available at: ) Inside the conservative brain: What explains their wiring? Salon, September 15, 2013. (Online article at Salon.com). Available at: http://www.salon.com/2013/09/15/inside_the_conservative_brain_what_explains_their_wiring/

Van Hiel , A. , Pandelaere , M. & Duriez , B. ( 2004 ) The impact of need for closure on conservative beliefs and racism: Differential mediation by authoritarian submission and authoritarian dominance . Personality and Social Psychology Bulletin 30 ( 7 ): 824 –37.

Wetherell , G. A. , Brandt , M. J. & Reyna , C. ( 2013 ) Discrimination across the ideological divide: The role of value violations and abstract values in discrimination by liberals and conservatives . Social Psychology and Personality Science 4 ( 6 ): 658 –67.

Williams , K. Y. & O'Reilly , C. A. ( 1998 ) Demography and diversity in organizations: A review of 40 years of research . Research in Organizational Behavior 20 : 77 – 140 .

Woessner , M. & Kelly-Woessner , A. ( 2009 ) Left pipeline: Why conservatives don't get doctorates . In: The politically correct university: Problems, scope, and reforms , ed. Maranto , R. , Redding , R. E. & Hess , F. M. , pp. 38 – 59 . American Enterprise Institute/AEI Press .

Zimbardo , P. G. ( 2004 ) Does psychology make a significant difference in our lives? American Psychologist 59 : 339 –51.