Adjunct Faculty
Adjunct faculty typically have an academic or research appointment at another institution and contribute or collaborate with one or more School of Medicine faculty members or programs.
Adjunct rank detailsPasco Fearon, PhD
Professor Adjunct in the Child Study CenterAbout
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Titles
Professor Adjunct in the Child Study Center
Appointments
Child Study Center
Professor AdjunctPrimary
Other Departments & Organizations
- All Institutions
- Child Study Center
Education & Training
- PhD
- University College (1999)
- PhD
- University of Wales (1994)
- BA
- University of Cambridge (1993)
Research
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Research at a Glance
Yale Co-Authors
Frequent collaborators of Pasco Fearon's published research.
Publications Timeline
A big-picture view of Pasco Fearon's research output by year.
Peter Fonagy, PhD, FBA
Essi Viding, PhD
Eamon McCrory, PhD, BA
Ruth Feldman, PhD
Michael Bloch, MD, MS
183Publications
8,012Citations
Publications
2026
Cost-utility analysis of the Circle of Security-Parenting programme to reduce perinatal psychopathology in birthing parents in England
Wang J, Rosan C, Dijk K, Darwin Z, Babalis D, Cornelius V, Waddingham E, Richards L, Pilling S, Fearon P, Fonagy P, Pizzo E. Cost-utility analysis of the Circle of Security-Parenting programme to reduce perinatal psychopathology in birthing parents in England. BMJ Open 2026, 16: e105124. PMID: 41730549, PMCID: PMC12931550, DOI: 10.1136/bmjopen-2025-105124.Peer-Reviewed Original ResearchMeSH Keywords and ConceptsConceptsPerinatal mental health servicesPerinatal mental health difficultiesQuality-adjusted life yearsHealth-related qualityCOS-PAssociated with higher costsHealth servicesPerinatal psychopathologyPersonal social servicesHealth-related quality of lifePerinatal health servicesParallel-arm controlled trialSocietal perspectiveMental health settingsMental health servicesMental health difficultiesEconomic outcome dataQuality of lifeCost-utility analysisTrial follow-upBirth parentsEuroQol five-dimensionalHealthcare utilisationHealth settingsIntervention armAcceptability of Circle of Security-Parenting groups in NHS community perinatal mental health services in England: parent and practitioner perspectives
Darwin Z, Richards L, Clarke A, Trevena K, Rehman S, Field J, Morris N, Pettyll I, Aryal B, Alyousefi-van Dijk K, O’Shaughnessy R, Horley N, Waddingham E, Babalis D, Cornelius V, Fearon P, Pilling S, Wang J, Pizzo E, Fonagy P, Rosan C. Acceptability of Circle of Security-Parenting groups in NHS community perinatal mental health services in England: parent and practitioner perspectives. BMC Psychology 2026, 14: 345. PMID: 41652487, PMCID: PMC12977892, DOI: 10.1186/s40359-026-04068-6.Peer-Reviewed Original ResearchCitationsConceptsMental healthCOS-PParent-infant relationshipPerinatal mental health servicesComplex mental health difficultiesMaternal mental healthMethodsThis qualitative studyMental health servicesParental mental healthMental health difficultiesService-specific factorsReflexive thematic analysisRandomised controlled trialsPerspective of parentsResultsFour themesEffective facilitationTrauma-informed approachIntervention armHealth servicesGroup interventionHealth difficultiesWorkforce planningExpectations of perfectionThematic analysisEvidence gapsMeasuring child development at the 2–2½-year health and development review in England: a rapid scoping review of available tools
Lysons J, Pineda R, Alarcon G, Aquino M, Cann H, Stoianov D, Fearon P, Kendall S, Kirman J, Gladstone M, Woodman J. Measuring child development at the 2–2½-year health and development review in England: a rapid scoping review of available tools. BMJ Open 2026, 16: e102853. PMID: 41638720, PMCID: PMC12878457, DOI: 10.1136/bmjopen-2025-102853.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsCaregiver Reported Early Development InstrumentsPublic health surveillanceEarly child developmentASQ-3Health surveillancePublic health surveillance dataChild developmentScoping Reviews guidelinesHealth surveillance dataStages Questionnaire Third EditionEarly Development InstrumentRisk of biasEnglish-language studiesAt-risk groupsWeb of ScienceQuality assessmentScoping ReviewHealth reviewReview guidelinesSystematic reviewUnique publicationsFeasibility criteriaSurveillance dataSpecifications of toolsSearching PubMedA qualitative study of stakeholder perspectives on adopting a digital tool to measure child development at the 2–2½ year review in England
Lysons J, Mendez R, Aquino M, Cann H, Fearon P, Kendall S, Kirman J, Lamont A, Woodman J. A qualitative study of stakeholder perspectives on adopting a digital tool to measure child development at the 2–2½ year review in England. Journal Of Public Health: From Theory To Practice 2026, 1-10. DOI: 10.1007/s10389-025-02632-9.Peer-Reviewed Original ResearchCitationsAltmetricConceptsQualitative studyUniversal coverageHealthy Child ProgrammeIn-person assessmentStakeholder perspectivesIn-person contactChildren Aged 2Child development assessmentsFramework analysisChildren's programmesFocus groupsIn-personLocal data systemsStaff trainingStudy of stakeholder perspectivesPolicy officialsService equityAged 2UK governmentRelational natureParticipantsChild developmentProfessionalsStages Questionnaire-3Data SystemAnnual Research Review: The role of caregiver sensitivity in children's developmental outcomes – an umbrella review
Nivison M, Fearon P, Jenkins J, Madigan S. Annual Research Review: The role of caregiver sensitivity in children's developmental outcomes – an umbrella review. Journal Of Child Psychology And Psychiatry 2026, 67: 486-507. PMID: 41499433, DOI: 10.1111/jcpp.70087.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsCaregiver sensitivityChild developmental outcomesAttachment securityDevelopmental outcomesAssociated with attachment securityAssociated with child attachmentMeta-analysesCaregiver warmthNegative parentingChild attachmentSocioemotional problemsCognitive outcomesCognitive developmentChild outcomesDevelopmental scienceLanguage skillsChild's signalsIntervention programsSystematic review of reviewsPredictive significanceCaregiversChildrenUmbrella reviewReview of reviewsSystematic reviewBehavior and the Development of Attachment: Innovating Assessment and Theory Building
Schuengel C, Fearon P, Wass S, Mahmoud M, Minnis H, Van Heerden A, Bakkum L, Persico F, Provida K, Oosterman M, Scheper F. Behavior and the Development of Attachment: Innovating Assessment and Theory Building. Psychoanalytic Inquiry 2026, ahead-of-print: 1-19. DOI: 10.1080/07351690.2025.2609520.Peer-Reviewed Original Research
2025
Protocol for the Start for Life National Evaluation: What works, for whom, under what circumstances?
Barlow J, Sleed M, Day L, Davey C, Conti G, Deighton J, J E, G W, Reynolds S, Cann H, Crossan L, Fearon P. Protocol for the Start for Life National Evaluation: What works, for whom, under what circumstances? NIHR Open Research 2025, 5: 123. DOI: 10.3310/nihropenres.14019.1.Peer-Reviewed Original ResearchCitationsConceptsLocal authoritiesChild outcomesNational evaluationLevels of deprivationLongitudinal qualitative dataQualitative dataQuantitative process dataDifference-in-differences methodSystem-level factorsJoint DepartmentLife servicesDepartment of HealthSocial careUsual careOutcome evaluationTriangulation designEvaluation findingsEconomic evaluationIndividual levelAged 2ProgrammeCareParentsServicesFundingIntegrating public engagement to promote transparent data use in a new UK-wide birth cohort
Raybould A, Dennison K, McBride O, Wong E, Calderwood L, Fearon P, Goodman A. Integrating public engagement to promote transparent data use in a new UK-wide birth cohort. International Journal For Population Data Science 2025, 10: 2965. PMID: 41550416, PMCID: PMC12805980, DOI: 10.23889/ijpds.v10i2.2965.Peer-Reviewed Original ResearchAltmetricMeSH Keywords and ConceptsConceptsSurvey dataStudy fieldworkIndividual-level survey dataParticipant acceptabilityPublic engagementCare administrative dataCohort feasibility studyData useSampling frameBirth cohort studyParents of young childrenPublic acceptanceData linkageRecruitment approachesAdministrative recordsBirth cohortAdministrative dataParticipant consentUK nationsCohort studyStudy designSurvey designPublic engagement projectEngagement projectFieldworkDevelopmental Costs of Youth Social Media Require Policy Action
Madigan S, Yeates K, Fearon P. Developmental Costs of Youth Social Media Require Policy Action. JAMA: The Journal Of The American Medical Association 2025, 334: 1891-1892. PMID: 41082196, DOI: 10.1001/jama.2025.18668.Peer-Reviewed Original ResearchCitationsAltmetricClinical effectiveness of the Circle of Security-Parenting group intervention for birthing parents in perinatal mental health services in England (COSI): a pragmatic, multicentre, assessor-masked, randomised controlled trial
Rosan C, Dijk K, Cornelius V, Waddingham E, Darwin Z, Babalis D, Richards L, Hopson H, Pilling S, Fearon P, Deighton J, Pizzo E, Fonagy P. Clinical effectiveness of the Circle of Security-Parenting group intervention for birthing parents in perinatal mental health services in England (COSI): a pragmatic, multicentre, assessor-masked, randomised controlled trial. The Lancet Psychiatry 2025, 12: 817-829. PMID: 41072461, PMCID: PMC12521337, DOI: 10.1016/s2215-0366(25)00263-9.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsPerinatal mental health servicesMental health servicesPerinatal mental health difficultiesRandomised controlled trialsTreatment-as-usualMental health difficultiesHealth servicesHealth difficultiesControlled TrialsNational Health Service (NHS) TrustsAssessor-maskedCOS-PHealth Service sitesAdverse child outcomesCORE-OM scoresMonths post-baselineIntention-to-treat principleInternational Standard Randomised Controlled TrialGroup interventionFollow-up timepointsParent-infant interventionEvidence gapsGroup-basedInternal pilotPost-baseline
Academic Achievements & Community Involvement
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