Janet Lydecker, PhD
Associate Professor of PsychiatryDownloadHi-Res Photo
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Appointments
Psychiatry
Primary
Additional Titles
Director of Teen POWER, Psychiatry
Associate Director of Clinical-Research Training at POWER, Psychiatry
Contact Info
Appointments
Psychiatry
Primary
Additional Titles
Director of Teen POWER, Psychiatry
Associate Director of Clinical-Research Training at POWER, Psychiatry
Contact Info
Appointments
Psychiatry
Primary
Additional Titles
Director of Teen POWER, Psychiatry
Associate Director of Clinical-Research Training at POWER, Psychiatry
Contact Info
About
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Titles
Associate Professor of Psychiatry
Director of Teen POWER, Psychiatry; Associate Director of Clinical-Research Training at POWER, Psychiatry
Appointments
Psychiatry
Associate Professor on TermPrimary
Other Departments & Organizations
- Horstmann House Affiliates
- Janeway Society
- Program for Obesity, Weight and Eating Research (POWER) at Yale
- Psychiatry
- Psychology Section
Education & Training
- Postdoctoral Associate
- Yale School of Medicine (2016)
- PhD
- Virginia Commonwealth University, Counseling Psychology (2014)
- Clinical Psychology Intern
- Medical University of South Carolina (2014)
- MS
- Virginia Commonwealth University, Psychology (2010)
- BA
- Amherst College (2006)
Research
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Overview
Principal investigator on NIH- and foundation-funded grants advancing digital mental health treatments for adolescent binge eating, bulimia nervosa, and weight-related bullying. Expertise in clinical trial design, research project operations, mixed methods, advanced statistics, and stakeholder-engaged research.
Medical Research Interests
Adolescent; Binge-Eating Disorder; Bulimia Nervosa; Feeding and Eating Disorders; Obesity; Parent-Child Relations
Public Health Interests
Mental Health; Metabolism; Nutrition; Obesity; Randomized Trials; Behavioral Health; Child/Adolescent Health; Clinical Trials
ORCID
0000-0001-6425-514X- View Lab Website
Yale Teen Power
Research at a Glance
Yale Co-Authors
Frequent collaborators of Janet Lydecker's published research.
Publications Timeline
A big-picture view of Janet Lydecker's research output by year.
Research Interests
Research topics Janet Lydecker is interested in exploring.
Carlos Grilo, PhD
Marney A. White, PhD, MS
Ralitza Gueorguieva, PhD
Valentina Ivezaj, PhD
Meagan Carr, PhD
Ania Jastreboff, MD, PhD
94Publications
2,235Citations
Binge-Eating Disorder
Adolescent
Feeding and Eating Disorders
Obesity
Bulimia Nervosa
Parent-Child Relations
Publications
Featured Publications
Psychiatric comorbidity as predictor and moderator of binge-eating disorder treatment outcomes: an analysis of aggregated randomized controlled trials
Lydecker JA, Grilo CM. Psychiatric comorbidity as predictor and moderator of binge-eating disorder treatment outcomes: an analysis of aggregated randomized controlled trials. Psychological Medicine 2021, 52: 4085-4093. PMID: 33849682, PMCID: PMC8514588, DOI: 10.1017/s0033291721001045.Peer-Reviewed Original ResearchCitationsConceptsBinge-eating disorderBinge-eating frequencyEating-disorder psychopathologyPsychiatric comorbidityBED treatment outcomesCognitive behavioral therapySelf-report measuresModerators of outcomeBinge-eating remissionDisorder treatment outcomesBehavioral weight lossRandomized-controlled trialCurrent psychiatric comorbidityMore effective interventionsTreatment outcomesAnxiety disordersTreatment researchSemi-structured interviewsMood comorbiditiesControl conditionPsychopathologyEffective interventionsComorbidity effectsWeight lossCurrent studyParental feeding practices and children's disordered eating among single parents and co‐parents
Kamody RC, Lydecker JA. Parental feeding practices and children's disordered eating among single parents and co‐parents. International Journal Of Eating Disorders 2021, 54: 812-820. PMID: 33624860, PMCID: PMC8163105, DOI: 10.1002/eat.23490.Peer-Reviewed Original ResearchCitationsAltmetricDisentangling Associations of Children's Sports Participation and Compulsive Exercise With Parenting Practices and Child Disordered Eating Behavior
Lydecker JA, Silverman JA, Grilo CM. Disentangling Associations of Children's Sports Participation and Compulsive Exercise With Parenting Practices and Child Disordered Eating Behavior. Journal Of Adolescent Health 2020, 68: 178-183. PMID: 32611508, PMCID: PMC7755740, DOI: 10.1016/j.jadohealth.2020.04.028.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsCompulsive exerciseParenting practicesWeight-related parenting practicesFat talkDisorder psychopathologyChildren's sports participationExercise groupChild athleticsEating behaviorsSports participationOnline cross-sectional surveyYouth athleticsParentingChild athletesParentsMore youthAE childrenE childrenChildrenYouthNonathletesCross-sectional surveyPsychopathologyAthletesEatingFood insecurity and bulimia nervosa in the United States
Lydecker JA, Grilo CM. Food insecurity and bulimia nervosa in the United States. International Journal Of Eating Disorders 2019, 52: 735-739. PMID: 30920683, PMCID: PMC6555671, DOI: 10.1002/eat.23074.Peer-Reviewed Original ResearchCitationsAltmetricI didn't want them to see: Secretive eating among adults with binge‐eating disorder
Lydecker JA, Grilo CM. I didn't want them to see: Secretive eating among adults with binge‐eating disorder. International Journal Of Eating Disorders 2019, 52: 153-158. PMID: 30623972, PMCID: PMC6368878, DOI: 10.1002/eat.23002.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsBody mass indexBinge-eating disorderEating-disorder psychopathologyObjective binge-eating episodesSecretive eatingBinge-eating episodesGreater eating-disorder psychopathologyGreater body mass indexHigher depression scoresClinical characteristicsMass indexTreatment-seeking adultsDepression scoresPatientsShape/weightWeight concernsAdultsEatingSelf-report measuresDisordersShape concernsEpisodesGreater proportionPsychopathologyTreatment formulationForm and Formulation: Examining the Distinctiveness of Body Image Constructs in Treatment-Seeking Patients With Binge-Eating Disorder
Lydecker JA, White MA, Grilo CM. Form and Formulation: Examining the Distinctiveness of Body Image Constructs in Treatment-Seeking Patients With Binge-Eating Disorder. Journal Of Consulting And Clinical Psychology 2017, 85: 1095-1103. PMID: 29083224, PMCID: PMC5679782, DOI: 10.1037/ccp0000258.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsBody image variablesBody image disturbanceBody image constructsBinge-eating disorderImage constructImage variablesWeight/shape overvaluationBinge-eating frequencyInvestigator-based interviewBiopsychosocial featuresEating-disorder psychopathologyTreatment-seeking patientsShape preoccupationShape dissatisfactionShape overvaluationShape concernsCore aspectsCurrent studyTreatment formulationConstructsImportant distinctionDifferent aspectsOvervaluationPreoccupationDisordersDoes your child's weight influence how you judge yourself as a parent? A cross-sectional study to define and examine parental overvaluation of weight/shape
Lydecker JA, Grilo CM. Does your child's weight influence how you judge yourself as a parent? A cross-sectional study to define and examine parental overvaluation of weight/shape. Preventive Medicine 2017, 105: 265-270. PMID: 28987340, PMCID: PMC5659758, DOI: 10.1016/j.ypmed.2017.10.009.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsWeight/shapeParental overvaluationPersonal weightEating-disorder psychopathologyBinge-eating disorderEating PsychopathologyParent psychopathologyPediatric obesityDearth of researchChild weightCross-sectional designParental attitudesPsychopathologyImportant psychopathologyDisorder treatmentCross-sectional studyParentsCurrent studyIntegral stakeholdersWeight influenceOvervaluationClinical attentionChild BMIChild healthRelated conceptsChildren of parents with BED have more eating behavior disturbance than children of parents with obesity or healthy weight
Lydecker JA, Grilo CM. Children of parents with BED have more eating behavior disturbance than children of parents with obesity or healthy weight. International Journal Of Eating Disorders 2016, 50: 648-656. PMID: 27859458, PMCID: PMC5429220, DOI: 10.1002/eat.22648.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsBinge-eating disorderChild weightChildren's bingeEating-disorder psychopathologyHigher child weightCross-sectional findingsChild overweightProspective confirmationChildren's eatingChild feedingChild overeatingDietary restrictionObesityClinical interventionsPrevention effortsEating Disorder BehaviorsDisordersBingePreliminary evidencePotential factorsEatingCurrent studyLimited literatureCore featuresOBFathers and mothers with eating-disorder psychopathology: Associations with child eating-disorder behaviors
Lydecker JA, Grilo CM. Fathers and mothers with eating-disorder psychopathology: Associations with child eating-disorder behaviors. Journal Of Psychosomatic Research 2016, 86: 63-69. PMID: 27302549, PMCID: PMC4911698, DOI: 10.1016/j.jpsychores.2016.05.006.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsEating-disorder psychopathologyEating-disordered behaviorChild body mass index (BMI) z-scoreBody mass index z-scoreSample of parentsChild feeding difficultiesCore eating disorder psychopathologyIndex z-scoreBinge-eating disorderParental feeding practicesEating Disorder PsychopathologyFeeding difficultiesChild weightChildren's dietsChildren's eatingMaternal concernClinical concernFeeding practicesBulimia nervosaEating Disorder BehaviorsAnorexia nervosaZ-scorePsychosocial causesClinical interventionsClinical programsSchool absenteeism and impairment associated with weight bullying
Lydecker J, Winschel J, Gilbert K, Cotter E. School absenteeism and impairment associated with weight bullying. Journal Of Adolescence 2023, 95: 1478-1487. PMID: 37487590, PMCID: PMC10731314, DOI: 10.1002/jad.12220.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsWeight-based bullyingFamily lifeSocial lifeForms of bullyingPhysical health consequencesSchool-aged childrenSecretive eatingExperience impairmentsChildren's experiencesImpaired functioningLevel of influencePeer groupBullyingSignificant impairmentGym classesPercent of parentsUnited StatesCurrent studyParentsSocialChildrenImpairmentSchoolsHealth consequencesDifferent forms
Clinical Trials
Current Trials
Treatments to Treat Loss-of-Control Eating and Improve Weight Outcomes after Bariatric Surgery
HIC ID2000029057RoleSub InvestigatorPrimary Completion Date11/30/2027Recruiting ParticipantsCognitive-Behavioral Therapy for Girls Who Experienced Weight-related Bullying
HIC ID2000028551RolePrincipal InvestigatorPrimary Completion Date08/31/2022Recruiting ParticipantsGenderFemaleAge11 years - 17 yearsTeen Binge Eating Study
HIC ID2000024926RolePrincipal InvestigatorPrimary Completion Date02/28/2020Recruiting ParticipantsGenderBothAge13 years - 17 years
News
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News
- December 08, 2025Source: WebMD
Mental Health's Effect on Your Weight
- October 27, 2025Source: WTNH-TV News 8
October is National Bullying Prevention Month
- October 15, 2025Source: Everyday Health
Child and Teen Body Mass Index (BMI): A Complete Guide
- July 01, 2025Source: WTNH-TV News 8
Body Image Concerns Can Heat Up as Temperatures Rise
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