All Stories

  1. Sleep habits, circadian preferences and substance use in a Mexican population: the use of the Morningness-Eveningness-Stability-Scale improved (MESSi)

    Article • Chronobiology International, November 2019, Taylor & Francis

    Dr Juan F. Díaz-Morales

  2. Circadian preference and relationship satisfaction among three types of couples

    Article • Chronobiology International, August 2019, Taylor & Francis

    Dr Juan F. Díaz-Morales

  3. Age and Sex Differences in Morningness/Eveningness Along the Life Span: A Cross-Sectional Study in Spain

    Article • The Journal of Genetic Psychology, February 2018, Taylor & Francis

    Dr Juan F. Díaz-Morales

  4. Morningness-eveningness is not associated with academic performance in the afternoon school shift: Preliminary findings

    Article • British Journal of Educational Psychology, November 2017, Wiley

    Dr Juan F. Díaz-Morales

  5. Validation of the MESSi among adult workers and young students: General health and personality correlates

    Article • Chronobiology International, September 2017, Taylor & Francis

    Dr Juan F. Díaz-Morales, Prof Christoph Randler

  6. Cross-cultural validity of Morningness-Eveningness Stability Scale improved (MESSi) in Iran, Spain and Germany

    Article • Chronobiology International, January 2017, Taylor & Francis

    Dr Juan F. Díaz-Morales

  7. Spanish Adaptation of the Morningness-Eveningness-Stability-Scale improved (MESSi)

    Article • The Spanish Journal of Psychology, January 2017, Cambridge University Press

    Dr Juan F. Díaz-Morales

  8. Problematic Facebook use and procrastination

    Article • Computers in Human Behavior, December 2016, Elsevier

    Dr Juan F. Díaz-Morales

  9. Morningness−eveningness correlates with sleep time, quality, and hygiene in secondary school students: A multilevel analysis

    Article • Sleep Medicine, November 2016, Elsevier

    Prof Christoph Randler, Dr Konrad S Jankowski, Dr Juan F. Díaz-Morales

  10. Morningness–eveningness and amplitude – development and validation of an improved composite scale to measure circadian preference and stability (MESSi)

    Article • Chronobiology International, April 2016, Taylor & Francis

    Prof Christoph Randler, Dr Juan F. Díaz-Morales

  11. Sociosexuality, Morningness–Eveningness, and Sleep Duration

    Article • SAGE Open, January 2016, SAGE Publications

    Dr Konrad S Jankowski, Dr Juan F. Díaz-Morales

  12. Are achievement goals different among morning and evening-type adolescents?

    Article • Personality and Individual Differences, January 2016, Elsevier

    Dr Juan F. Díaz-Morales

  13. Morningness–Eveningness Scale for Children (MESC): Spanish normative data and factorial invariance according to sex and age

    Article • Personality and Individual Differences, December 2015, Elsevier

    Dr Juan F. Díaz-Morales

  14. Anxiety during adolescence: considering morningness–eveningness as a risk factor

    Article • Sleep and Biological Rhythms, December 2015, Springer Science + Business Media

    Dr Juan F. Díaz-Morales

  15. Facebook use and chronotype: Results of a cross-sectional study

    Article • Chronobiology International, October 2015, Taylor & Francis

    Dr Juan F. Díaz-Morales

  16. Social jetlag, academic achievement and cognitive performance: Understanding gender/sex differences

    Article • Chronobiology International, June 2015, Taylor & Francis

    Dr Juan F. Díaz-Morales

  17. Morningness–eveningness and sociosexuality: Evening females are less restricted than morning ones

    Article • Personality and Individual Differences, October 2014, Elsevier

    Dr Juan F. Díaz-Morales, Prof Christoph Randler, Dr Konrad S Jankowski

  18. Consequences of adolescent’s evening preference on school achievement: a review. [Consecuencias de la mayor vespertinidad durante la adolescencia para el funcionamiento psicológico: una revisión]

    Article • Anales de Psicología, October 2014, Servicio de Publicaciones de la Universidad de Murcia

    Dr Juan F. Díaz-Morales

  19. Chronotype and time-of-day effects on mood during school day

    Article • Chronobiology International, August 2014, Informa Healthcare

    Dr Konrad S Jankowski, Dr Juan F. Díaz-Morales

  20. Chronotype, gender, and time for sex

    Article • Chronobiology International, June 2014, Informa Healthcare

    Prof Christoph Randler, Dr Konrad S Jankowski, Dr Juan F. Díaz-Morales

  21. Evening adolescents: The role of family relationships and pubertal development

    Article • Journal of Adolescence, June 2014, Elsevier

    Prof Christoph Randler, Dr Konrad S Jankowski, Dr Juan F. Díaz-Morales

  22. Daily fluctuations in attention at school considering starting time and chronotype: an exploratory study

    Article • Chronobiology International, March 2014, Taylor & Francis

    Dr Juan F. Díaz-Morales

  23. Hemisphere Preference Test: Psychometric properties and relations with academic performance among adolescents

    Article • Laterality Asymmetries of Body Brain and Cognition, March 2014, Taylor & Francis

    Dr Juan F. Díaz-Morales

  24. Are self-reported grades a good estimate of academic achievement? / ¿Son las notas auto-informadas una buena estimación del rendimiento académico?

    Article • Studies in Psychology, January 2014, Taylor & Francis

    Dr Juan F. Díaz-Morales

  25. Women would like their Partners to be more Synchronized with them in their Sleep-Wake Rhythm

    Article • The Spanish Journal of Psychology, January 2014, Cambridge University Press

    Prof Christoph Randler, Dr Konrad S Jankowski, Dr Juan F. Díaz-Morales

  26. Morningness and life satisfaction: Further evidence from Spain

    Article • Chronobiology International, October 2013, Taylor & Francis

    Dr Juan F. Díaz-Morales, Prof Christoph Randler, Dr Konrad S Jankowski

  27. Circadian Preference and Thinking Styles: Implications for School Achievement

    Article • Chronobiology International, September 2013, Taylor & Francis

    Dr Juan F. Díaz-Morales

  28. Predicting school achievement: The role of inductive reasoning, sleep length and morningness–eveningness

    Article • Personality and Individual Differences, July 2013, Elsevier

    Dr Juan F. Díaz-Morales

  29. Matutinidad-vespertinidad y ansiedad rasgo en adolescentes

    Article • Anales de Psicología, January 2013, Servicio de Publicaciones de la Universidad de Murcia

    Dr Juan F. Díaz-Morales

  30. Sleep beliefs and chronotype among adolescents: the effect of a sleep education program

    Article • Biological Rhythm Research, August 2012, Taylor & Francis

    Dr Juan F. Díaz-Morales, Prof Christoph Randler

  31. Morningness-Eveningness and Health-Related Quality of Life among Adolescents

    Article • The Spanish Journal of Psychology, July 2012, Cambridge University Press

    Dr Juan F. Díaz-Morales, Prof Christoph Randler

  32. Morningness/eveningness and school performance among Spanish adolescents: Further evidence

    Article • Learning and Individual Differences, June 2012, Elsevier

    Dr Juan F. Díaz-Morales

  33. Relationship Between Depressive Symptoms and Sleep Duration/Chronotype in Women

    Article • Journal of Individual Differences, January 2012, Hogrefe Publishing Group

    Dr Juan F. Díaz-Morales, Prof Christoph Randler

  34. Associations among Sleep, Chronotype, Parental Monitoring, and Pubertal Development among German Adolescents

    Article • The Journal of Psychology, September 2009, Taylor & Francis

    Dr Juan F. Díaz-Morales, Prof Christoph Randler

  35. An integrated view of personality styles related to avoidant procrastination

    Article • Personality and Individual Differences, October 2008, Elsevier

    Dr Juan F. Díaz-Morales

  36. Indecision and Avoidant Procrastination: The Role of Morningness—Eveningness and Time Perspective in Chronic Delay Lifestyles

    Article • The Journal of General Psychology, July 2008, Taylor & Francis

    Dr Juan F. Díaz-Morales

  37. Morningness-Eveningness in Adolescents

    Article • The Spanish Journal of Psychology, May 2008, Cambridge University Press

    Dr Juan F. Díaz-Morales

  38. Morningness-eveningness and anxiety among adults:

    Article • Personality and Individual Differences, April 2008, Elsevier

    Dr Juan F. Díaz-Morales, Professor M Pilar Sánchez-López

  39. Morningness-Eveningness Among German and Spanish Adolescents 12–18 Years

    Article • European Psychologist, January 2008, Hogrefe Publishing Group

    Dr Juan F. Díaz-Morales, Prof Christoph Randler

  40. Morning and evening-types: Exploring their personality styles

    Article • Personality and Individual Differences, September 2007, Elsevier

    Dr Juan F. Díaz-Morales

  41. Frequent Behavioral Delay Tendencies By Adults

    Article • Journal of Cross-Cultural Psychology, July 2007, SAGE Publications

    Dr Juan F. Díaz-Morales

  42. Morningness in German and Spanish students: a comparative study

    Article • European Journal of Personality, June 2007, SAGE Publications

    Dr Juan F. Díaz-Morales, Prof Christoph Randler

  43. Procrastination: Different time orientations reflect different motives

    Article • Journal of Research in Personality, June 2007, Elsevier

    Dr Juan F. Díaz-Morales

  44. Validity of the Morningness‐Eveningness Scale for Children among Spanish Adolescents

    Article • Chronobiology International, January 2007, Taylor & Francis

    Dr Juan F. Díaz-Morales

  45. Factorial Structure of Three Procrastination Scales with a Spanish Adult Population

    Article • European Journal of Psychological Assessment, January 2006, Hogrefe Publishing Group

    Dr Juan F. Díaz-Morales

  46. Composite scales of morningness and preferences

    Article • Ergonomics, March 2005, Taylor & Francis

    Dr Juan F. Díaz-Morales, Professor M Pilar Sánchez-López

  47. Composite and Preferences Scales of Morningness

    Article • The Spanish Journal of Psychology, November 2004, Cambridge University Press

    Dr Juan F. Díaz-Morales, Professor M Pilar Sánchez-López