Alex S Cohen

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Alex S Cohen

Publications by authors named "Alex S Cohen"

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94Publications

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The schizophrenia spectrum anhedonia paradox.

World Psychiatry 2018 Jun;17(2):221-222

Department of Psychology, Louisiana State University, Baton Rouge, LA, USA.

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June 2018

Aggressive urges in schizotypy: Preliminary data from an ambulatory study.

Schizophr Res 2018 Jun 7. Epub 2018 Jun 7.

Department of Psychology, Louisiana State University, USA. Electronic address:

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June 2018

Blunted vocal affect and expression is not associated with schizophrenia: A computerized acoustic analysis of speech under ambiguous conditions.

Compr Psychiatry 2018 May 27;83:84-88. Epub 2018 Mar 27.

Psychology Department, 236 Audubon Hall, Louisiana State University, Baton Rouge, LA 70803, USA.

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May 2018

Understanding heterogeneity in older adults: Latent growth curve modeling of cognitive functioning.

J Clin Exp Neuropsychol 2018 Apr 1;40(3):292-302. Epub 2017 Jul 1.

c Pennington Biomedical Research Center , Louisiana State University , Baton Rouge , LA , USA.

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April 2018

Semantic coherence in psychometric schizotypy: An investigation using Latent Semantic Analysis.

Psychiatry Res 2018 Jan 30;259:63-67. Epub 2017 Sep 30.

Department of Psychology, Indiana University-Purdue University Indianapolis, United States.

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January 2018

Cognitive functioning in schizotypy through the lens of the accessibility model.

Cogn Neuropsychiatry 2017 Sep 30;22(5):422-435. Epub 2017 Aug 30.

a Department of Psychology , Louisiana State University , Baton Rouge , LA , USA.

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September 2017

A latent profile analysis of schizotypal dimensions: Associations with psychopathology and personality.

Psychiatry Res 2017 07 20;253:110-115. Epub 2017 Feb 20.

Department of Psychology, Louisiana State University, United States.

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July 2017

A Transdiagnostic Review of Negative Symptom Phenomenology and Etiology.

Schizophr Bull 2017 Jul;43(4):712-719

Department of Psychology, Louisiana State University, Baton Rouge, LA.

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July 2017

Can RDoC Help Find Order in Thought Disorder?

Schizophr Bull 2017 05;43(3):503-508

Department of Clinical Medicine, University of Tromsø-The Arctic University of Norway, Norway.

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May 2017

The effect of limited cognitive resources on communication disturbances in serious mental illness.

Psychiatry Res 2017 02 20;248:98-104. Epub 2016 Dec 20.

Department of Psychology, Louisiana State University, Baton Rouge, LA, USA. Electronic address:

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February 2017

Overestimation of close friend drinking problems in the prediction of one's own drinking problems.

Addict Behav 2017 Jan 1;64:107-110. Epub 2016 Sep 1.

Department of Psychology, Louisiana State University, 236 Audubon Hall, Baton Rouge, LA 70808, USA. Electronic address:

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January 2017

An examination of the language construct in NIMH's research domain criteria: Time for reconceptualization!

Am J Med Genet B Neuropsychiatr Genet 2016 09 10;171(6):904-19. Epub 2016 Mar 10.

Centre for Genomic and Experimental Medicine, Institute of Genetics and Molecular Medicine, University of Edinburgh, Edinburgh, United Kingdom.

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September 2016

Category fluency in psychometric schizotypy: how altering emotional valence and cognitive load affects performance.

Cogn Neuropsychiatry 2015 ;20(6):542-50

b Department of Psychology , Louisiana State University , Baton Rouge , LA , USA.

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July 2016

Loneliness and Schizotypy Are Distinct Constructs, Separate from General Psychopathology.

Front Psychol 2016 7;7:1018. Epub 2016 Jul 7.

School of Psychology, The University of Western Australia Crawley, WA, Australia.

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July 2016

A psychometric investigation of "macroscopic" speech measures for clinical and psychological science.

Behav Res Methods 2016 Jun;48(2):475-86

Department of Communication Sciences and Disorders, Louisiana State University, Baton Rouge, LA, 70803, USA.

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June 2016

A temporal examination of co-activated emotion valence networks in schizophrenia and schizotypy.

Schizophr Res 2016 Feb 19;170(2-3):322-9. Epub 2015 Dec 19.

Department of Psychology, Binghamton University, USA.

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February 2016

Vocal expression in schizophrenia: Less than meets the ear.

J Abnorm Psychol 2016 Feb;125(2):299-309

VA Greater Los Angeles Healthcare System, University of California, Los Angeles.

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February 2016

Deinstitutionalization of American public hospitals for the mentally ill before and after the introduction of antipsychotic medications.

Harv Rev Psychiatry 2015 May-Jun;23(3):176-87

From the Departments of Psychology (Drs. Pow, Baumeister, Hawkins, and Cohen) and Political Science (Dr. Garand), Louisiana State University.

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January 2016

Vocal acoustic analysis as a biometric indicator of information processing: implications for neurological and psychiatric disorders.

Psychiatry Res 2015 Mar 14;226(1):235-41. Epub 2015 Jan 14.

Louisiana State University, Department of Psychology, United States.

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March 2015

Cognition and brain function in schizotypy: a selective review.

Schizophr Bull 2015 Mar;41 Suppl 2:S417-26

Department of Psychology, Vanderbilt University, Nashville, TN.

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March 2015

Schizotypy as an organizing framework for social and affective sciences.

Schizophr Bull 2015 Mar;41 Suppl 2:S427-35

Department of Psychology, Vanderbilt University, Nashville, TN.

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March 2015

Investigation of the Montreal Cognitive Assessment (MoCA) as a cognitive screener in severe mental illness.

Psychiatry Res 2014 Dec 8;220(1-2):664-8. Epub 2014 Aug 8.

Louisiana State University, Department of Psychology, Baton Rouge, LA, USA.

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December 2014

Predicting creativity: the role of psychometric schizotypy and cannabis use in divergent thinking.

Psychiatry Res 2014 Dec 30;220(1-2):205-10. Epub 2014 Aug 30.

Department of Psychology, Louisiana State University, Baton Rouge, LA, United States.

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December 2014

The normalities and abnormalities associated with speech in psychometrically-defined schizotypy.

Schizophr Res 2014 Dec 29;160(1-3):169-72. Epub 2014 Oct 29.

Department of Psychology, Louisiana State University, United States.

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December 2014

Speech deficits in serious mental illness: a cognitive resource issue?

Schizophr Res 2014 Dec 17;160(1-3):173-9. Epub 2014 Nov 17.

Institute for Artificial Intelligence, The University of Georgia, United States.

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December 2014

The moderating effects of perceived intentionality: exploring the relationships between ideas of reference, paranoia and social anxiety in schizotypy.

Cogn Neuropsychiatry 2014 2;19(6):527-39. Epub 2014 Jul 2.

a Department of Psychology , Louisiana State University , 236 Audubon Hall, Baton Rouge , LA 70803 , USA.

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November 2014

Conceptualizing schizotypal ambivalence: factor structure and its relationships.

J Nerv Ment Dis 2014 Nov;202(11):793-801

*Department of Psychology, Louisiana State University, Baton Rouge, LA; †East Louisiana State Hospital, Jackson, LA; and ‡Department of Psychology, Indiana University - Purdue University Indianapolis, Indianapolis, IN.

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November 2014

What do we really know about blunted vocal affect and alogia? A meta-analysis of objective assessments.

Schizophr Res 2014 Nov 26;159(2-3):533-8. Epub 2014 Sep 26.

Psychiatry Research Group, Department of Clinical Medicine, University of Tromsø, Norway; The Norwegian Centre for Integrated Care and Telemedicine (NST), University Hospital of North Norway, Tromsø, Norway.

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November 2014

Illusory superiority and schizotypal personality: explaining the discrepancy between subjective/objective psychopathology.

Personal Disord 2014 Oct 25;5(4):413-8. Epub 2014 Aug 25.

Department of Psychology, Louisiana State University.

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October 2014

Speech prosody abnormalities and specific dimensional schizotypy features: are relationships limited to male participants?

J Nerv Ment Dis 2014 Oct;202(10):745-51

*Department of Psychology, University of Central Florida, Orlando; and †Department of Psychology, Louisiana State University, Baton Rouge.

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October 2014

Hedonic capacity and schizotypy: evidence for the criterion validity of the ACIPS.

Compr Psychiatry 2014 Aug 26;55(6):1455-61. Epub 2014 Apr 26.

Department of Psychology, University of Wisconsin-Madison.

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August 2014

The paradox of schizotypy: resemblance to prolonged severe mental illness in subjective but not objective quality of life.

Psychiatry Res 2014 Jul 20;217(3):185-90. Epub 2014 Mar 20.

Louisiana State University, Department of Psychology, 236 Audubon Hall, Baton Rouge, LA 70803, USA.

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July 2014

Automated computerized analysis of speech in psychiatric disorders.

Curr Opin Psychiatry 2014 May;27(3):203-9

aDepartment of Psychology, Louisiana State University, Baton Rouge, Louisiana, USA bPsychiatry Research Group, Department of Clinical Medicine, University of Tromsø cThe Norwegian Centre for Integrated Care and Telemedicine (NST), University Hospital of North Norway, Tromsø, Norway.

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May 2014

Schizotypal Personality Questionnaire-Brief Revised: psychometric replication and extension.

Personal Disord 2014 Jan 23;5(1):32-8. Epub 2013 Dec 23.

Department of Psychology, Rowan University.

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January 2014

A multidimensional assessment of social cognition in psychometrically defined schizotypy.

Psychiatry Res 2013 Dec 31;210(3):1014-9. Epub 2013 Aug 31.

Department of Psychology, Louisiana State University, USA. Electronic address:

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December 2013

Affecting coping: does neurocognition predict approach and avoidant coping strategies within schizophrenia spectrum disorders?

Psychiatry Res 2013 Sep 13;209(2):136-41. Epub 2013 May 13.

Louisiana State University, Department of Psychology, 236 Audubon Hall, Baton Rouge, LA 70803, USA.

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September 2013

Computerized facial analysis for understanding constricted/blunted affect: initial feasibility, reliability, and validity data.

Schizophr Res 2013 Aug 29;148(1-3):111-6. Epub 2013 May 29.

Department of Psychology, Louisiana State University, United States.

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August 2013

Psychiatric symptom versus neurocognitive correlates of diminished expressivity in schizophrenia and mood disorders.

Schizophr Res 2013 May 6;146(1-3):249-53. Epub 2013 Mar 6.

Department of Psychology, Louisiana State University, Baton Rouge, LA 70803, USA.

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May 2013

Prevalence and incidence of severe mental illness in the United States: an historical overview.

Harv Rev Psychiatry 2012 Sep-Oct;20(5):247-58

Department of Psychology, Louisiana State University, Baton Rouge, LA 70803, USA.

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March 2013

Neurocognition in psychometrically defined college Schizotypy samples: we are not measuring the "right stuff".

J Int Neuropsychol Soc 2013 Mar 1;19(3):324-37. Epub 2013 Mar 1.

Department of Psychology, Louisiana State University, Baton Rouge, Louisiana 70803, USA.

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March 2013

Smoking topography and outcome expectancies among individuals with schizotypy.

Psychiatry Res 2013 Feb 20;205(3):205-12. Epub 2012 Dec 20.

The University of Texas MD Anderson Cancer Center, Department of Health Disparities Research-Unit 1440, P.O. Box 301402, Houston, TX 77230-1402, USA.

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February 2013

Cannabis use and schizotypy: the role of social anxiety and other negative affective states.

Psychiatry Res 2012 Dec 22;200(2-3):660-8. Epub 2012 Aug 22.

Department of Psychology Louisiana State University, 236 Audubon Hall, Baton Rouge, LA 70808, United States.

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December 2012

Looking at the other side of the coin: a meta-analysis of self-reported emotional arousal in people with schizophrenia.

Schizophr Res 2012 Dec 3;142(1-3):65-70. Epub 2012 Oct 3.

University of Maryland, College Park, Department of Psychology, USA.

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December 2012

The role of atypical semantic activation and stress in odd speech: implications for individuals with psychometrically defined schizotypy.

J Psychiatr Res 2012 Sep 6;46(9):1231-6. Epub 2012 Jul 6.

Department of Psychology, Louisiana State University, Baton Rouge, LA, United States.

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September 2012

On the boundaries of blunt affect/alogia across severe mental illness: implications for Research Domain Criteria.

Schizophr Res 2012 Sep 23;140(1-3):41-5. Epub 2012 Jul 23.

Department of Psychology, Louisiana State University, 236 Audubon Hall, Baton Rouge, LA 70803, USA.

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September 2012

Neuropsychological functioning and social anhedonia: three-year follow-up data from a longitudinal community high risk study.

J Psychiatr Res 2012 Jul 14;46(7):898-904. Epub 2012 Apr 14.

Louisiana State University, Department of Psychology, USA.

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July 2012

On "risk" and reward: investigating state anhedonia in psychometrically defined schizotypy and schizophrenia.

J Abnorm Psychol 2012 May 12;121(2):407-15. Epub 2011 Dec 12.

Department of Psychology, Louisiana State University, Baton Rouge, LA 70803, USA.

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May 2012

Olfaction, "olfiction," and the schizophrenia-spectrum: an updated meta-analysis on identification and acuity.

Schizophr Res 2012 Mar 12;135(1-3):152-7. Epub 2012 Jan 12.

Department of Psychology, Louisiana State University, Baton Rouge, LA 708080, United States.

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March 2012

Towards a cognitive resource limitations model of diminished expression in schizotypy.

J Abnorm Psychol 2012 Feb 9;121(1):109-18. Epub 2011 May 9.

Department of Psychology, Louisiana State University, Baton Rouge, LA 70803, USA.

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February 2012

The comorbidity of psychotic symptoms and posttraumatic stress disorder: evidence for a specifier in DSM-5.

Clin Schizophr Relat Psychoses 2011 Oct;5(3):147-54

Louisiana State University, Baton Rouge, LA 70803, USA.

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October 2011

A laboratory study of affectivity in schizotypy: subjective and lexical analysis.

Psychiatry Res 2011 Sep 3;189(2):233-8. Epub 2011 Aug 3.

Department of Psychology, Louisana State University, Baton Rouge, LA, USA.

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September 2011

Understanding constricted affect in schizotypy through computerized prosodic analysis.

J Pers Disord 2011 Aug;25(4):478-91

Department of Psychology, Louisiana StateUniversity, 206 Audubon Hall, Baton Rouge, LA 70803, USA.

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August 2011

Birth characteristics and schizotypy: evidence of a potential "second hit".

J Psychiatr Res 2011 Jul 3;45(7):955-61. Epub 2011 Jan 3.

Department of Psychology, Louisiana State University, 236 Audubon Hall, Baton Rouge, LA 70808, USA.

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July 2011

Social anhedonia and schizotypy in a community sample: the Maryland longitudinal study of schizotypy.

Schizophr Bull 2011 May 22;37(3):587-602. Epub 2009 Oct 22.

Department of Psychology, University of Maryland at College Park, College Park, MD 20742, USA.

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May 2011

Affective disturbances in psychometrically defined schizotypy across direct, but not indirect assessment modes.

Schizophr Res 2011 May 5;128(1-3):136-42. Epub 2011 Mar 5.

Department of Psychology, Louisiana State University, Baton Rouge 70808, USA.

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May 2011

Cannabis and psychometrically-defined schizotypy: use, problems and treatment considerations.

J Psychiatr Res 2011 Apr 18;45(4):548-54. Epub 2010 Sep 18.

Department of Psychology, Louisiana State University, 236 Audubon Hall, Baton Rouge, LA 70808, USA.

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April 2011

The state-trait disjunction of anhedonia in schizophrenia: potential affective, cognitive and social-based mechanisms.

Clin Psychol Rev 2011 Apr 12;31(3):440-8. Epub 2010 Nov 12.

Department of Psychology, Louisiana State University, Baton Rouge, LA 70808, USA.

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April 2011

The relationship between atypical semantic activation and odd speech in schizotypy across emotionally evocative conditions.

Schizophr Res 2011 Mar 16;126(1-3):144-9. Epub 2010 Jul 16.

Department of Psychology, Louisiana State University, Baton Rouge, LA 70808, United States.

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March 2011

Mental health problems and interest in marijuana treatment among marijuana-using college students.

Addict Behav 2010 Sep 18;35(9):826-33. Epub 2010 May 18.

Louisiana State University, Department of Psychology, Louisiana State University, Baton Rouge, LA 70808, USA.

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September 2010

Cigarette smoking across the schizotypy spectrum.

Psychiatry Res 2010 Aug 18;179(1):113-5. Epub 2010 May 18.

Louisiana State University, Department of Psychology, 236 Audubon Hall, Baton Rouge, LA 70803, USA.

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August 2010

Toward a more psychometrically sound brief measure of schizotypal traits: introducing the SPQ-Brief Revised.

J Pers Disord 2010 Aug;24(4):516-37

Louisiana State University, 236 Audubon Hall, Baton Rouge, LA 70808, USA.

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August 2010

Understanding emotional expression using prosodic analysis of natural speech: refining the methodology.

J Behav Ther Exp Psychiatry 2010 Jun 4;41(2):150-7. Epub 2009 Dec 4.

Louisiana State University, Department of Psychology, 236 Audubon Hall, Baton Rouge, LA 70803, USA.

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June 2010

A framework for understanding experiential deficits in schizophrenia.

Psychiatry Res 2010 Jun 7;178(1):10-6. Epub 2010 May 7.

Louisiana State University, Department of Psychology, 236 Audubon Hall, Baton Rouge, Louisiana 70803, USA.

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June 2010

Schizotypal, schizoid and paranoid characteristics in the biological parents of social anhedonics.

Psychiatry Res 2010 Jun 8;178(1):79-83. Epub 2010 May 8.

Department of Psychology, Louisiana State University, USA.

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June 2010

The psychiatric symptomatology of deficit schizophrenia: a meta-analysis.

Schizophr Res 2010 May 3;118(1-3):122-7. Epub 2009 Nov 3.

Department of Psychology, Louisiana State University, Baton Rouge, LA 708080, United States.

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May 2010

Facial emotion recognition in schizotypy: the role of accuracy and social cognitive bias.

J Int Neuropsychol Soc 2010 May 19;16(3):474-83. Epub 2010 Mar 19.

Department of Psychology, Louisiana State University, Baton Rouge, Louisiana 70803, USA.

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May 2010

Decoupling implicit measures of pleasant and unpleasant social attitudes.

J Behav Ther Exp Psychiatry 2010 Mar 2;41(1):24-30. Epub 2009 Sep 2.

Louisiana State University, Department of Psychology, Baton Rouge, 70803, United States.

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March 2010

Bracing for the worst, but behaving the best: social anxiety, hostility, and behavioral aggression.

J Anxiety Disord 2010 Mar 21;24(2):260-8. Epub 2009 Dec 21.

Department of Psychology, University of Kentucky, Kastle Hall, Lexington, KY 40506-0044, United States.

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March 2010

Emotional experience in patients with schizophrenia revisited: meta-analysis of laboratory studies.

Schizophr Bull 2010 Jan 17;36(1):143-50. Epub 2008 Jun 17.

Department of Psychology, Louisiana State University, 206 Audubon Hall Baton Rouge, LA 708080, USA.

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January 2010

Affective reactivity of speech disturbances in schizotypy.

J Psychiatr Res 2010 Jan 18;44(2):99-105. Epub 2009 Jul 18.

Department of Psychology, Louisiana State University, 206 Audubon Hall, Baton Rouge, LA 70803, USA.

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January 2010

Quality of life across the schizotypy spectrum: findings from a large nonclinical adult sample.

Compr Psychiatry 2009 Sep-Oct;50(5):408-14. Epub 2009 Jan 16.

Department of Psychology, Louisiana State University, Baton Rouge, LA 70808, USA.

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November 2009

Attribution biases in schizophrenia: relationship to clinical and functional impairments.

Psychopathology 2009 20;42(1):40-6. Epub 2008 Nov 20.

Department of Psychology, Louisiana State University, Baton Rouge, LA 708080, USA.

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July 2009

The neurocognitive underpinnings of diminished expressivity in schizotypy: what the voice reveals.

Schizophr Res 2009 Apr 18;109(1-3):38-45. Epub 2009 Feb 18.

Department of Psychology, Louisiana State University, Baton Rouge, LA 70808, United States.

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April 2009

A laboratory-based procedure for measuring emotional expression from natural speech.

Behav Res Methods 2009 Feb;41(1):204-212

Department of Psychology, Louisiana State University, 236 Audubon Hall, 70803, Baton Rouge, LA.

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February 2009

Clarifying the linguistic signature: measuring personality from natural speech.

J Pers Assess 2008 Nov;90(6):559-63

Department of Psychology, Louisiana State University, Baton Rouge, LA 70803, USA.

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November 2008

Computerized measurement of negative symptoms in schizophrenia.

J Psychiatr Res 2008 Aug 24;42(10):827-36. Epub 2007 Oct 24.

Department of Psychology, University of Maryland, College Park, MD, USA.

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August 2008

Emotion word use in the conversational speech of schizophrenia patients.

Cogn Neuropsychiatry 2008 Jul;13(4):343-56

Department of Psychology, Kent State University, Kent, OH 44242, USA.

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July 2008

Neuropsychology of the deficit syndrome: new data and meta-analysis of findings to date.

Schizophr Bull 2007 Sep 11;33(5):1201-12. Epub 2006 Dec 11.

Department of Psychology, University of Maryland, College Park, USA.

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September 2007

Neuropsychological functioning and social anhedonia: results from a community high-risk study.

Schizophr Res 2006 Jul 30;85(1-3):132-41. Epub 2006 May 30.

University of Maryland, College Park, MD 20742, USA.

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July 2006

The structure of negative symptoms within schizophrenia: implications for assessment.

Schizophr Bull 2006 Apr 27;32(2):238-45. Epub 2005 Oct 27.

Department of Psychology, University of Maryland, College Park, USA.

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April 2006

A three-dimensional typology of delusions.

Schizophr Res 2006 Apr 2;83(2-3):293-5. Epub 2006 Mar 2.

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April 2006

Specific cognitive deficits and differential domains of social functioning impairment in schizophrenia.

Schizophr Res 2006 Jan 2;81(2-3):227-38. Epub 2005 Nov 2.

University of Maryland, College Park, College Park, MD 20742, USA.

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January 2006

Diminished emotionality and social functioning in schizophrenia.

J Nerv Ment Dis 2005 Dec;193(12):796-802

Department of Psychology, Kent State University, Kent, Ohio, USA.

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December 2005

Effects of positive affect on speech disorder in schizophrenia.

J Nerv Ment Dis 2005 Dec;193(12):839-42

Department of Psychology, University of Maryland, 1129 Biology-Psychology Building, College Park, MD 20742, USA.

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December 2005

Symptom-oriented versus syndrome approaches to resolving heterogeneity of neuropsychological functioning in schizophrenia.

J Neuropsychiatry Clin Neurosci 2005 ;17(3):384-90

University of Maryland, Department of Psychology, 1129 Biology/Psychology Bldg., College Park, MD 20742, USA.

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November 2005

Deficit versus negative syndrome in schizophrenia: prediction of attentional impairment.

Schizophr Bull 2004 ;30(4):827-35

University of Maryland, Department of Psychology, 1129 Biology Psychology Building, College Park, MD 20742, USA.

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July 2005

Stress and arousability in schizophrenia.

Schizophr Res 2004 Nov;71(1):127-35

Department of Psychology, Kent State University, Kent, OH 44240, USA.

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November 2004

Affective reactivity of speech and emotional experience in patients with schizophrenia.

Schizophr Res 2004 Jul;69(1):7-14

Department of Psychology, Kent State University, PO Box 119, Kent, OH 44240, USA.

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July 2004

Self-reported stress and the deficit syndrome of schizophrenia.

Psychiatry 2003 ;66(4):308-16

Department of Psychology, Kent State University, 118 Kent Hall, Kent, OH 44242, USA.

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May 2004