All Stories

  1. Examining the Effectiveness of Self-Help Plus for Unaccompanied Refugee Minors: A Cluster Randomized Trial

    Article • Journal of Contextual Behavioral Science, September 2026, Elsevier

    Maria Karekla

  2. Current State of the Art and Implications for Clinical Practice of Internet- and Mobile-Based Psychological Interventions

    Article • European Psychologist, July 2026, Hogrefe Publishing Group

    Maria Karekla

  3. Struggles and Solutions in Psychological Research with Unaccompanied Minors: Reflections from the field.

    Article • Journal of Contextual Behavioral Science, June 2025, Elsevier

    Maria Karekla

  4. Neural correlates of pain acceptance and the role of the cerebellum: Functional connectivity and anatomical differences in individuals with headaches versus matched controls

    Article • European Journal of Pain, October 2024, Wiley

    Maria Karekla

  5. Coping with Emotional Pain: An Experimental Comparison of Acceptance vs. Avoidance Coping

    Article • Journal of Contextual Behavioral Science, August 2024, Elsevier

    Maria Karekla

  6. Examining psychological flexibility in unaccompanied refugee minors: A network analysis

    Article • Journal of Contextual Behavioral Science, July 2024, Elsevier

    Maria Karekla

  7. The Effect of Psychological Flexibility on Well-Being during the COVID-19 Pandemic: The Multiple Mediation Role of Mindfulness and Coping

    Article • Behavioral Sciences, June 2024, MDPI AG

    Maria Karekla

  8. Enhancing Emotion Regulation Skills in High-Risk Adolescents Due to the Existence of Psychopathology in the Family: Feasibility and Uncontrolled Pilot Study of a Group Intervention in a Naturalistic School Setting

    Article • International Journal of Environmental Research and Public Health, June 2024, MDPI AG

    Maria Karekla

  9. Through the extended evolutionary meta-model, and what ACT found there: ACT as a process-based therapy

    Article • Journal of Contextual Behavioral Science, April 2024, Elsevier

    Maria Karekla

  10. Using values interventions to improve exposure therapy engagement in specific phobias.

    Article • Journal of Psychotherapy Integration, December 2023, American Psychological Association (APA)

    Maria Karekla

  11. A Network Analysis Approach on the Psychological Flexibility/Inflexibility Model

    Article • Behavior Therapy, September 2023, Elsevier

    Maria Karekla

  12. Functional versus dysfunctional coping with physical pain: An experimental comparison of acceptance vs. avoidance coping

    Article • Behaviour Research and Therapy, August 2023, Elsevier

    Maria Karekla

  13. The impact of acceptance and commitment therapy (ACT) on quality of life and symptom improvement among chronic health conditions: A systematic review and meta-analysis

    Article • Journal of Contextual Behavioral Science, July 2023, Elsevier

    Maria Karekla

  14. PSYCHOLOGICAL IMPACT COVID-19: MODERATED-MEDIATION EFFECT OF SOCIAL SUPPORT AND OF PSYCHOLOGICAL FLEXIBILITY

    Article • Psicologia Saúde & Doença, June 2023, Sociedad Portuguesa de Psicologia da Saude

    Maria Karekla

  15. How mood is affected by environment and upsetting events: The moderating role of psychological flexibility

    Article • Psychotherapy Research, May 2023, Taylor & Francis

    Maria Karekla

  16. An Avatar-Led Web-Based and SMS Text Message Smoking Cessation Program for Socioeconomically Disadvantaged Veterans: Pilot Randomized Controlled Trial

    Article • JMIR Formative Research, April 2023, JMIR Publications Inc.

    Maria Karekla

  17. Psychotherapy for Chronic In- and Outpatients with Common Mental Disorders: The “Choose Change” Effectiveness Trial

    Article • Psychotherapy and Psychosomatics, January 2023, Karger Publishers

    Maria Karekla

  18. An Avatar-Led Web-Based and SMS Text Message Smoking Cessation Program for Socioeconomically Disadvantaged Veterans: Pilot Randomized Controlled Trial (Preprint)

    Article • November 2022, JMIR Publications Inc.

    Maria Karekla

  19. A Protocol of a Pilot Experimental Study Using Social Network Interventions to Examine the Social Contagion of Attitudes Towards Childhood Vaccination in Parental Social Networks

    Article • Health Psychology Bulletin, November 2022, Ubiquity Press, Ltd.

    Maria Karekla

  20. How to Effectively Promote Eco-Friendly Behaviors: Insights from Contextual Behavioral Science

    Article • Sustainability, October 2022, MDPI AG

    Maria Karekla

  21. Machine learning advances the classification and prediction of responding from psychophysiological reactions

    Article • Journal of Contextual Behavioral Science, October 2022, Elsevier

    Maria Karekla

  22. COVID-19 PANDEMİSİNDE ALGILANAN STRES VE ‘EVDEKAL’ UYGULAMASI BİTTİKTEN SONRA YAPILMAK İSTENEN İLK ETKİNLİKLER

    Article • Trakya Eğitim Dergisi, September 2022, Trakya Universitesi Egitim Fakultesi Dergisi

    Maria Karekla

  23. Acceptability and feasibility of a gamified digital eating disorder early-intervention program (AcceptME) based on Acceptance and Commitment Therapy (ACT)

    Article • Journal of Contextual Behavioral Science, July 2022, Elsevier

    Maria Karekla

  24. Profiling Hesitancy to COVID-19 Vaccinations in Six European Countries: Behavioral, Attitudinal and Demographic Determinants

    Article • Behavioral Medicine, May 2022, Taylor & Francis

    Maria Karekla

  25. Virtual Painkillers: Designing Accessible Virtual Reality Experiences for Helping Cancer Patients Manage Pain at Home

    Article • April 2022, ACM (Association for Computing Machinery)

    Prof Constantinos Pattichis, Maria Karekla

  26. Randomized Clinical Trial Evaluating AcceptME—A Digital Gamified Acceptance and Commitment Early Intervention Program for Individuals at High Risk for Eating Disorders

    Article • Journal of Clinical Medicine, March 2022, MDPI AG

    Maria Karekla

  27. Randomized Clinical Trial Evaluating a Digital Gamified Acceptance and Commitment Early Intervention Program for Individuals at High-Risk for Eating Disorders

    Article • February 2022, MDPI AG

    Maria Karekla

  28. Mental Health and Adherence to COVID-19 Protective Behaviors among Cancer Patients during the COVID-19 Pandemic: An International, Multinational Cross-Sectional Study

    Article • Cancers, December 2021, MDPI AG

    Maria Karekla, Dr Ho-yu Cheng

  29. Introduction to the special issue on COVID-19

    Article • Journal of Contextual Behavioral Science, October 2021, Elsevier

    Maria Karekla

  30. A Scoping Review of Methods Used to Assess Medication Adherence in Patients with Chronic Conditions

    Article • Annals of Behavioral Medicine, September 2021, Oxford University Press (OUP)

    Maria Karekla

  31. Acceptability And Feasibility of a Gamified Digital Eating Disorder Selective Prevention Program (AcceptME) Based On Acceptance And Commitment Therapy (ACT)

    Article • September 2021, Research Square

    Maria Karekla

  32. Mechanisms of change in acceptance and commitment therapy for primary headaches

    Article • European Journal of Pain, August 2021, Wiley

    Maria Karekla

  33. An Avatar-Led Digital Smoking Cessation Program for Sexual and Gender Minority Young Adults: Intervention Development and Results of a Single-Arm Pilot Trial

    Article • JMIR Formative Research, July 2021, JMIR Publications Inc.

    Maria Karekla

  34. COVID-19 Scientific Facts vs. Conspiracy Theories: Is Science Failing to Pass Its Message?

    Article • International Journal of Environmental Research and Public Health, June 2021, MDPI AG

    Maria Karekla

  35. Transmission of Vaccination Attitudes and Uptake Based on Social Contagion Theory: A Scoping Review

    Article • Vaccines, June 2021, MDPI AG

    Maria Karekla

  36. An Avatar-Led Digital Smoking Cessation Program for Sexual and Gender Minority Young Adults: Intervention Development and Results of a Single-Arm Pilot Trial (Preprint)

    Article • May 2021, JMIR Publications Inc.

    Maria Karekla

  37. Patterns of Psychological Responses among the Public during the Early Phase of COVID-19: A Cross-Regional Analysis

    Article • International Journal of Environmental Research and Public Health, April 2021, MDPI AG

    Maria Karekla, Dr Ho-yu Cheng

  38. Acceptance and Commitment Therapy for Primary Headache Sufferers: A Randomized Controlled Trial of Efficacy

    Article • Journal of Pain, February 2021, Elsevier

    Maria Karekla

  39. Online Consultations in Mental Healthcare During the Covid-19 Outbreak: An International Survey Study on Professionals’ Motivations and Perceived Barriers (Preprint)

    Article • JMIR Formative Research, December 2020, JMIR Publications Inc.

    Rudy Abi-Habib, Maria Karekla

  40. Barriers, facilitators, and interventions for medication adherence across chronic conditions with the highest non-adherence rates: a scoping review with recommendations for intervention development

    Article • Translational Behavioral Medicine, November 2020, Oxford University Press (OUP)

    Maria Karekla

  41. “Now i can see me” designing a multi-user virtual reality remote psychotherapy for body weight and shape concerns

    Article • Human-Computer Interaction, October 2020, Taylor & Francis

    Maria Karekla

  42. The Role of Illness Perceptions, Coping, and Self-Efficacy on Adherence to Precautionary Measures for COVID-19

    Article • International Journal of Environmental Research and Public Health, September 2020, MDPI AG

    Maria Karekla, Dr Ho-yu Cheng

  43. Technology in mental healthcare

    Article • Journal of Psychotherapy Integration, June 2020, American Psychological Association (APA)

    Tom Van Daele, João Salgado, prof Angelo Compare, Maria Karekla

  44. An Avatar-Led Intervention Promotes Smoking Cessation in Young Adults: A Pilot Randomized Clinical Trial

    Article • Annals of Behavioral Medicine, May 2020, Oxford University Press (OUP)

    Maria Karekla

  45. Eating disorders among middle-school students: The role of psychological inflexibility and self-esteem

    Article • International Journal of School & Educational Psychology, April 2020, Taylor & Francis

    Maria Karekla

  46. Comparing apples and oranges or different types of citrus fruits? Using wearable versus stationary devices to analyze psychophysiological data

    Article • Psychophysiology, February 2020, Wiley

    Maria Karekla

  47. Smoking cessation avatar-led Acceptance and Commitment Therapy digital intervention: feasibility and acceptability in young adults

    Article • Translational Behavioral Medicine, October 2019, Oxford University Press (OUP)

    Maria Karekla

  48. The Phenomenon of Treatment Dropout, Reasons and Moderators in Acceptance and Commitment Therapy and Other Active Treatments: A Meta-Analytic Review

    Article • Clinical Psychology in Europe, September 2019, Leibniz-Institute of Psychology Information (ZPID)

    Maria Karekla

  49. Psychological Inflexibility in Pain Scale: Greek adaptation, psychometric properties, and invariance testing across three pain samples.

    Article • Psychological Assessment, March 2019, American Psychological Association (APA)

    Maria Karekla

  50. Best Practices and Recommendations for Digital Interventions to Improve Engagement and Adherence in Chronic Illness Sufferers

    Article • European Psychologist, January 2019, Hogrefe Publishing Group

    Maria Karekla

  51. Network analysis: A new psychometric approach to examine the underlying ACT model components

    Article • Journal of Contextual Behavioral Science, October 2018, Elsevier

    Maria Karekla

  52. Experiential Avoidance as a Common Psychological Process in European Cultures

    Article • European Journal of Psychological Assessment, July 2018, Hogrefe Publishing Group

    Maria Karekla

  53. Correction to Ebert, Van Daele, Nordgren, Karekla, Compare, Zarbo, …, Baumeister, 2018

    Article • European Psychologist, July 2018, Hogrefe Publishing Group

    Maria Karekla

  54. Trait Persistence Moderates the Association between Gender and Change in Smoking Urge Across Repeated Cue Exposure Trials

    Article • The Journal of Smoking Cessation, April 2018, Cambridge University Press

    Maria Karekla

  55. Internet- and Mobile-Based Psychological Interventions: Applications, Efficacy, and Potential for Improving Mental Health

    Article • European Psychologist, April 2018, Hogrefe Publishing Group

    Maria Karekla

  56. The Common Sense Model of Self-Regulation and Acceptance and Commitment Therapy: integrating strategies to guide interventions for chronic illness

    Article • Health Psychology Review, February 2018, Taylor & Francis

    Evangelos Karademas, Maria Karekla

  57. Inducing negative affect using film clips with general and eating disorder-related content

    Article • Eating and Weight Disorders - Studies on Anorexia Bulimia and Obesity, February 2018, Springer Science + Business Media

    Maria Karekla

  58. Cognitive defusion versus experiential avoidance in the reduction of smoking behaviour: an experimental and preliminary investigation

    Article • Addiction Research & Theory, February 2018, Taylor & Francis

    Maria Karekla

  59. Construct validity of the G-CPAQ and its mediating role in pain interference and adjustment.

    Article • Psychological Assessment, February 2018, American Psychological Association (APA)

    Maria Karekla

  60. Predictors of urge to smoke under stressful conditions: An experimental investigation utilizing the PASAT-C task to induce negative affect in smokers.

    Article • Psychology of Addictive Behaviors, November 2017, American Psychological Association (APA)

    Maria Karekla

  61. Psychophysiological and self-reported reactivity associated with social anxiety and public speaking fear symptoms: Effects of fear versus distress

    Article • Psychiatry Research, September 2017, Elsevier

    Maria Karekla

  62. The impact of experiential avoidance on the relations between illness representations, pain catastrophising and pain interference in chronic pain

    Article • Psychology & Health, July 2017, Taylor & Francis

    Maria Karekla

  63. Greek Version of the Avoidance and Fusion Questionnaire for Youth: Psychometric Evaluation and Gender Multigroup Invariance in Adolescents

    Article • Journal of Psychoeducational Assessment, June 2017, SAGE Publications

    Maria Karekla

  64. Coping through avoidance may explain gender disparities in anxiety

    Article • Journal of Contextual Behavioral Science, April 2017, Elsevier

    Maria Karekla

  65. Validation and invariance testing of the Greek adaptation of the Acceptance and Action Questionnaire -II across clinical vs. nonclinical samples and sexes

    Article • Journal of Contextual Behavioral Science, January 2017, Elsevier

    Maria Karekla

  66. Factorial structure of the perceived stress scale and implications for scoring

    Article • European Review of Applied Psychology, November 2016, Elsevier

    Maria Karekla

  67. Implementation intention and planning interventions in Health Psychology: Recommendations from the Synergy Expert Group for research and practice

    Article • Psychology & Health, March 2016, Taylor & Francis

    Maria Karekla, Dr Angel Marie Chater

  68. Impact of psychiatric illness upon asthma patients’ health care utilization and illness control. Are all psychiatric comorbidities created equal?

    Article • Psychology Health & Medicine, January 2016, Taylor & Francis

    Maria Karekla

  69. Direct and indirect predictors of social anxiety: The role of anxiety sensitivity, behavioral inhibition, experiential avoidance and self-consciousness

    Article • Comprehensive Psychiatry, November 2014, Elsevier

    Maria Karekla

  70. Dispositional coping in individuals with anxiety disorder symptomatology: Avoidance predicts distress

    Article • Journal of Contextual Behavioral Science, October 2014, Elsevier

    Maria Karekla

  71. Patient Health Questionnaire: Greek language validation and subscale factor structure

    Article • Comprehensive Psychiatry, November 2012, Elsevier

    Maria Karekla

  72. Perceived social support helps, but does not buffer the negative impact of anxiety disorders on quality of life and perceived stress

    Article • Social Psychiatry and Psychiatric Epidemiology, June 2012, Springer Science + Business Media

    Maria Karekla

  73. Coping and experiential avoidance: Unique or overlapping constructs?

    Article • Journal of Behavior Therapy and Experimental Psychiatry, June 2011, Elsevier

    Maria Karekla

  74. Religious Coping and Cancer: Proposing an Acceptance and Commitment Therapy Approach

    Article • Cognitive and Behavioral Practice, November 2010, Elsevier

    Maria Karekla

  75. Relationship between physical activity and type of smoking behavior among adolescents and young adults in Cyprus

    Article • Nicotine & Tobacco Research, June 2009, Oxford University Press (OUP)

    Maria Karekla

  76. Smoking prevalence and tobacco exposure among adolescents in Cyprus

    Article • European Journal of Public Health, May 2009, Oxford University Press (OUP)

    Maria Karekla

  77. A comparative evaluation of panicogenic processes and quality of life in a sample of non-clinical panickers and age and sex matched non-panicking controls

    Article • Journal of Anxiety Disorders, January 2008, Elsevier

    Maria Karekla

  78. Sex differences in response to a panicogenic challenge procedure: An experimental evaluation of panic vulnerability in a non-clinical sample

    Article • Behaviour Research and Therapy, October 2006, Elsevier

    Maria Karekla

  79. Evaluating the role of panic disorder in emotional sensitivity processes involved with smoking

    Article • Journal of Anxiety Disorders, January 2005, Elsevier

    Maria Karekla

  80. Psychopathology in the Workplace

    Article • August 2004, Taylor & Francis

    Maria Karekla

  81. A survey of graduate training in empirically supported and manualized treatments: A preliminary report

    Article • Cognitive and Behavioral Practice, March 2004, Elsevier

    Maria Karekla

  82. Emotional avoidance and panicogenic responding to a biological challenge procedure

    Article • Behavior Therapy, January 2004, Elsevier

    Maria Karekla