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Psychology

D-Index
42
Citations
6631
World Ranking
7613
National Ranking
758

Overview

Stephen Kellett is affiliated with the University of Sheffield in the United Kingdom. Their research primarily focuses on psychology, with 157 publications in this field. The subfields of study reflect a concentration in clinical psychology, experimental and cognitive psychology, applied psychology, social psychology, and psychiatry and mental health.

Their recent scholarly output includes several papers published in 2020 that address topics related to mental health treatment and accessibility, therapeutic outcomes, and digital mental health technologies. Among these are:

  • "Improving Access to Psychological Therapies (IAPT) in the United Kingdom: A systematic review and meta-analysis of 10-years of practice-based evidence" (2020), published in British Journal of Clinical Psychology
  • "Usability, Acceptability, and Effectiveness of Web-Based Conversational Agents to Facilitate Problem Solving in Older Adults: Controlled Study" (2020), published in Journal of Medical Internet Research
  • "Therapist personality traits as predictors of psychological treatment outcomes" (2020), published in Psychotherapy Research
  • "Predictors of relapse and recurrence following cognitive behavioural therapy for anxiety-related disorders: a systematic review" (2020), published in Cognitive Behaviour Therapy
  • "Dose-response patterns in low and high intensity cognitive behavioral therapy for common mental health problems" (2020), published in Depression and Anxiety

Frequent co-authors collaborating with Stephen Kellett include:

  • Melanie Simmonds-Buckley
  • Jaime Delgadillo
  • C. J. Gaskell
  • Abigail Millings
  • Glenn Waller

Their publications are often found in journals such as:

  • Behavioural and Cognitive Psychotherapy (14 publications)
  • Psychology and Psychotherapy Theory Research and Practice (8 publications)
  • British Journal of Clinical Psychology (7 publications)
  • Psychotherapy Research (3 publications)
  • Journal of Substance Abuse Treatment (3 publications)

The research topics addressed by Stephen Kellett include:

  • Digital Mental Health Interventions
  • Mental Health Research Topics
  • Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes
  • Mental Health Treatment and Access
  • Personality Disorders and Psychopathology
  • Psychotherapy Techniques and Applications
  • Child and Adolescent Psychosocial and Emotional Development

Best Publications

  • Evidence of mood linkage in work groups.

    Peter Totterdell;Steve Kellett;Katja Teuchmann;Rob B. Briner

  • The psychological and emotional impact of acne and the effect of treatment with isotretinoin

    S C Kellett;D J Gawkrodger

  • Compulsive buying: A cognitive–behavioural model

    Stephen Kellett;Jessica V. Bolton

  • The dose-response effect in routinely delivered psychological therapies: A systematic review.

    Louisa Robinson;Jaime Delgadillo;Stephen Kellett

  • A systematic review of therapist effects: A critical narrative update and refinement to review.

    Robert G. Johns;Michael Barkham;Stephen Kellett;David Saxon

  • Identifying the Underlying Mechanisms of Change During Acceptance and Commitment Therapy (ACT): A Systematic Review of Contemporary Mediation Studies.

    Daniel Stockton;Stephen Kellett;Raul Berrios;Fuschia Sirois

  • Eliciting mixed emotions: a meta-analysis comparing models, types, and measures.

    Raul Berrios;Raul Berrios;Peter Totterdell;Stephen Kellett

  • Improving Access to Psychological Therapies (IAPT) in the United Kingdom: A systematic review and meta-analysis of 10-years of practice-based evidence.

    Sarah Wakefield;Stephen Kellett;Melanie Simmonds-Buckley;Daniel Stockton

  • Prevalence of Hoarding Disorder: A systematic review and meta-analysis

    Adam Postlethwaite;Stephen Kellett;David Mataix-Cols

  • Efficacy of Cognitive Behavioral Therapy for Generalized Anxiety Disorder in Older Adults: Systematic Review, Meta-Analysis, and Meta-Regression.

    Jo Hall;Stephen Kellett;Raul Berrios;Manreesh Kaur Bains

  • Increasing Attendance for Psychotherapy: Implementation Intentions and the Self-Regulation of Attendance-Related Negative Affect.

    Paschal J. Sheeran;Richard Aubrey;Stephen Kellett

  • Utility of the Brief Symptom Inventory in the Assessment of Psychological Distress

    Stephen Kellett;Nigel Beail;David W. Newman;Pat Frankish

  • Interventions to increase attendance at psychotherapy: a meta-analysis of randomized controlled trials.

    Mary Oldham;Stephen Kellett;Eleanor Miles;Paschal Sheeran

  • The clinical effectiveness of stepped care systems for depression in working age adults: A systematic review

    Nick Firth;Michael Barkham;Stephen Kellett

  • Treatments for compulsive buying: A systematic review of the quality, effectiveness and progression of the outcome evidence

    Ben Hague;Jo Hall;Stephen Kellett

  • Therapist effects and IAPT Psychological Wellbeing Practitioners (PWPs): A multilevel modelling and mixed methods analysis

    Helen Green;Michael Barkham;Stephen Kellett;David Saxon

  • Investigating goal conflict as a source of mixed emotions.

    Raul Berrios;Peter Totterdell;Stephen Kellett

  • Compulsive hoarding: a qualitative investigation of partner and carer perspectives.

    Mark. Wilbram;Stephen. Kellett;Nigel. Beail

  • The factor structure of the Brief Symptom Inventory: intellectual disability evidence

    Stephen Kellett;Nigel Beail;David W. Newman;Annika Hawes

  • The Role of Adult Attachment and Social Support in Hoarding Disorder

    Emma Medard;Stephen Kellett

  • Development and Evaluation of Cognitive Analytic Guided Self-Help (CAT-SH) for Use in IAPT Services.

    Jo Meadows;Stephen Kellett

Frequent Co-Authors

Jaime Delgadillo
Jaime Delgadillo University of Sheffield
Peter Totterdell
Peter Totterdell University of Sheffield
Gillian E. Hardy
Gillian E. Hardy University of Sheffield
Nigel Beail
Nigel Beail University of Sheffield
Michael Barkham
Michael Barkham University of Sheffield
Glenn Waller
Glenn Waller University of Sheffield
Glenys Parry
Glenys Parry University of Sheffield
Paschal Sheeran
Paschal Sheeran University of North Carolina at Chapel Hill
Katherine Berry
Katherine Berry University of Manchester
Janice Connell
Janice Connell University of Sheffield

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