Dr. Tori Van Dyk

Associate Professor, Psychology

Contact Information

Email tvandyk@llu.edu
Phone 909-558-7412

Department of Psychology
Loma Linda University, Central Building, Suite 117-B7
11130 Anderson St., Loma Linda, CA  92350

Social Media

X @tvandyk18

Faculty Research Lab

The Pediatric Health Behavior Lab

The Pediatric Health Behavior Lab examines how aspects of mental and physical health like sleep, eating, and exercise interact in youth.

Visit Lab Website
sleeping baby

Degrees and Certifications

  • PhD, Clinical Psychology - University of Nebraska-Lincoln, 2016
  • MA, Clinical Psychology - University of Nebraska-Lincoln, 2012
  • Behavioral Sleep Medicine Certification

Areas of Specialization

  • Pediatric health psychology
  • Pediatric health behavior promotion and intervention
  • Sleep
  • Pediatric pain and headache/migraine
  • Child and adolescent mental health
  • Integrated behavioral health

Current Research Projects

Professional Memberships and Licenses

  • Licensed Clinical Psychologist, California, #30741
  • Sleep Research Society (SRS)
  • Society of Pediatric Psychology (APA Division 54)

Recent Publications and Presentations

Publications

  • Van Dyk, T. R., Simmons, D. M., Durracio, K., Becker, S. P., & Byars, K. C. (2024). The role of psychiatric symptoms, sociodemographic factors, and baseline sleep variables on pediatric insomnia treatment outcomes in a clinically referred population. Journal of Clinical Sleep Medicine. https://doi.org/10.5664/jcsm.11232
  • Morales, N., & Van Dyk, T. R. (2024). Effects of Modifiable Activity-Related Health Behaviors on the Sleep-Pain Relationship in Adolescents. Journal of Clinical Psychology in Medical Settings. https://doi.org/10.1007/s10880-024-10017-5
  • White, M. L., Triplett, O. M., Morales, N., & Van Dyk, T. R. (2024). Associations among sleep, emotional eating, and body dissatisfaction in adolescents. Child Psychiatry and Human Development. https://doi.org/10.1007/s10578-024-01692-4
  • Lee, K. J., Morrell, H. E. R., Lee, H. J., & Van Dyk, T. R. (2024).  Sleep characteristics of an international sample of adult gamers. Sleep Science. https://doi.org/10.1055/s-0043-1776751
  • Iwamoto, B. K., Neece, C. L., Nair, A., Rockwood, N. J, Fenning, R. M., Krantz, M.L., & Van Dyk, T. R. (2023). Exploring bidirectional relationships: Child sleep duration, child behavior problems, and parenting stress in families of children with autism spectrum disorder. Research in Autism Spectrum Disorders, 106, https://doi.org/10.1016/j.rasd.2023.102197.
  • Feghali, P. T., Iwamoto, B. K., Triplett, O. M., Rockwood, N. J., Nelson, T. D., & Van Dyk T. R. (2023). A daily-level, within-person examination of emotion regulation as a mediator of the relationship between sleep and behavior in youth. Frontiers in Sleep, https://doi.org/10.3389/frsle.2023.1154638
  • Malika, N., Van Dyk, T. R., Alemi, Q., Belliard, J. C., Fisher, C., Ortiz, L., & Montgomery, S. (2023). What's keeping kids up at night? Psychosocial stressors exacerbate the relationship between sleep and mental health. Public Health Challenges, 2:e95, https://doi.org/10.1002/puh2.95.
  • Iwamoto, B. K., Decker, K. M., Byars, K. C., & Van Dyk, T. R. (2022). Impact of Exogenous Melatonin on Sleep and Daytime Functioning in Healthy, Typically Developing Adolescents. Current Sleep Medicine Reports, 1-12.
  • Ley, S. L., Kidwell, K. M., Van Dyk, T. R., Orkin, S., Odar Stough, C., Howarth, T., Goetz, Am. R., Xanthakos, S. A., Bramlage, K., Mouzake, M., Arce-Clashar, A. C., Zeller, M. H. (2022). Insight into the Pediatric Patient Experience with Nonalcoholic Fatty Liver Disease. Journal of Pediatric Gastroenterology & Nutrition.
  • Van Dyk, T. R., Krietsch, K., King, C., Byars, K. C. (2021).  Prevalence of somatic and pain complaints and associations with sleep disturbance in adolescents presenting to a behavioral sleep medicine clinic. Journal of Clinical Sleep Medicine. https://doi.org/10.5664/jcsm.9522.
  • DiFrancesco, M. W., Van Dyk, T. R., Altaye, M., Drummond, S. P., & Beebe, D. W. (2019). Network-based responses to the psychomotor vigilance task during lapses in adolescents after short and extended sleep. Scientific Reports, 9, 13913.
  • Durracio, K. M., Krietsch, K., Chardon, M. L., Van Dyk, T. R., & Beebe., D.W. (2019). Poor sleep and adolescent obesity risk: A narrative review of potential mechanisms. Adolescent Health, Medicine and Therapeutics, 10, 117-130.
  • Van Dyk, T.R., Zhang, N., Combs, A., Howarth, T., Whitacre, C., McAlister, S., & Beebe, D. (2019). Feasibility and impact on daytime sleepiness of an experimental protocol inducing variable sleep duration in adolescents. PLoS One, 14, e0218894.
  • Van Dyk, T.R., Becker, S. P., & Byars, K. C. (2019). Rates of mental health symptoms and associations with self-reported sleep quality and sleep hygiene in adolescents presenting for insomnia treatment. Journal of Clinical Sleep Medicine, 15, 1433-1442.
  • Van Dyk, T.R., Becker, S. P., & Byars, K. C. (2018). Psychopathology symptoms in preschool and school age youth presenting to insomnia evaluation: Prevalence and predictors of sleep disruption. Behavioral Sleep Medicine, DOI: 10.1080/15402002.2018.1518224.
  • Van Dyk, T. R., Krietsch, K., Saelens, B. E., Whitacre, C., McAlister, S., & Beebe, D. W. (2018). Inducing more sleep on school nights reduces sedentary behavior without affecting physical activity in short-sleeping adolescents. Sleep Medicine, 47, 7-10.

Presentations

  • Callaci, C., Mital, S., Caldera Aguayo, L., Van Dyk, T. R., Neece, C. L., & Nair, A. (2024, May). Sleep Disturbances and Their Behavioral Correlates in Youth with Autism and Comorbid ADHD. Symposium, "Sensory Processing and Neurocognitive Correlates of Sleep Disturbances in Individuals with Autism across the Lifespan", conducted at INSAR Annual Meeting 2024, Melbourne, Australia.
  • Perez, K., De Guzman, A., & Van Dyk, T.R. (2024). Discrimination, Diabetes Severity, and the Role of Mental Health Support in Youth with Diabetes. [Poster Presentation]. American Psychological Association Annual Conference, Seattle, Washington, United States.
  • Esquibel, K., Moeller, M., Morales, N., Dobalian, D., Van Dyk, T.R. (2024, April 24-28). Association of Recent Life Events and Caregiver Mental Health with Sleep Disturbance in Preschool Aged Children. Poster presented at the Western Psychological Association Annual Conference, San Francisco, California.
  • Mazzone, E., Morales, N., Hodgins, J., Van Dyk, T.R., and Boustani, M. M. (2024, April 25-27). Sleep Difficulties and School Start Times Predict Emotion Dysregulation in Adolescents Presenting to a School-Based Wellness Center. Poster presented at the Society of Pediatric Psychology Annual Conference, New Orleans, Louisiana.
  • Moeller, M., Esquibel, K., Morales, N., Van Dyk, T.R. (2024, April 25-27). Caregiver Mental Health Predicts Child Insomnia While Controlling for Child Internalizing Mental Health Symptoms. Poster presented at the Society of Pediatric Psychology Annual Conference, New Orleans, Louisiana.
  • Morales, N., Mazzone, E., Esquibel, K., Moeller, M., Van Dyk, T.R. (2024, April 25-27). Sleep Hygiene as a Target for Intervention to Reduce Co-morbid Pain Among Adolescents with a Sleep Disturbance. Poster presented at the Society of Pediatric Psychology Annual Conference, New Orleans, Louisiana.
  • Perez, K., & Van Dyk, T. R. (2024, April). The Impact of Diabetes Distress on Diabetes Knowledge and Diabetes Self-Efficacy Among Young Adults Diagnosed with Type 1 Diabetes. Poster presented at the Society of Pediatric Psychology Annual Conference, New Orleans, Louisiana, United States. 
  • Triplett, O.M., Mazzone, E., Morales, N., & Van Dyk, T.R. (2023, April). The Effect of Sleep Health and Screen Time on Adolescents' Physical Activity. Poster to be presented at the 103rd Annual Western Psychological Association Convention, Riverside, CA.
  • Triplett, O.M., Triplett, R., & Van Dyk, T.R. (2023, April). The Impact of Screen Time and Cyberbullying Victimization on Adolescent Health. Poster to be presented at the 103rd Annual Western Psychological Association Convention, Riverside, CA.
  • De Guzman, A., Perez, K., & Van Dyk, T.R. (2023). Diabetes Distress and Objective Functioning Predict Depression in Young Adults with Diabetes. [Poster Presentation]. Western Psychological Association, Riverside, CA, United States.
  • Nair, A., Callaci, C.*, Van Dyk, T. R., & Neece, C. L. (May 2023). The Association between Sensory Processing Difficulties and Sleep Problems in Youth with Autism Spectrum Disorder. Poster presented at INSAR Annual Meeting 2023, Stockholm, Sweden.
  • Callaci, C., Van Dyk, T. R., Nair, A., Fenning, R. M., & Neece, C. L. (May 2023). Parent-Based Stress Reduction Interventions and Their Impact on Sleep Problems in Young Children with ASD. Poster presented at INSAR Annual Meeting 2023, Stockholm, Sweden.
  • Morales, N., Mazzone, E., Van Dyk, T.R. (2023, March 30-April 1). Understanding the Cognitive and Affective Profiles of Adolescents With a Sleep Disturbance and Co-morbid Pain. Poster accepted to be presented at the Society of Pediatric Psychology Annual Conference, Chicago, Illinois.
  • Mazzone, E., Feghali, P., Morales, N., & Van Dyk, T. R. (2023, March 30-April 1). Age-Specific Sleep Moderators of the Relationship Between Emotion Dysregulation and Anxiety in Children and Adolescents [Poster presentation]. Poster session accepted to the 2023 Society of Pediatric Psychology Annual Conference (SPPAC), Chicago, Illinois.
  • Iwamoto, B. K., Krantz, M. L., Neece, C. L., Nair, A., Rockwood, N. J., Gutierrez, H., Fenning, R. M., Van Dyk, T. R. (2022, April 7-9). Exploring the bidirectional relationships between child sleep, child behavior, and parenting stress in families of children with ASD [Poster presentation]. Society of Pediatric Psychology Annual Conference, Phoenix, Arizona.
  • Triplett, O.M., & Van Dyk, T.R. (2022 April). Sleep Duration and BMI Among a Student Sample: The Mediating Effects of Screen Time, Diet, and Physical Activity. Poster to be presented at the 2022 Society of Pediatric Psychology Annual Conference, Phoenix, AZ.
  • Morales, N., Kaur, N., Rawal. B. M., White, M., Van Dyk, T.R. (2022, April 7-9). The Effect of Physical Activity on the Relationship between Sleep and Pain in Adolescents. Poster to be presented at the Society of Pediatric Psychology Annual Conference, Phoenix, AZ.
  • Kaur, N., Morales, N., White, M., Van Dyk, T.R. (2022, April 7-9). Emotional Regulation as a Moderator of Insomnia Severity and Emotional Eating in Adolescents. Poster to be presented at the Society of Pediatric Psychology Annual Conference, Phoenix, AZ.
  • Mazzone, E., Rawal, B. M., Halabian, T., & Van Dyk, T.R. (2021, April 28-30). Sleep difficulties and parental communication as predictors of internalizing behavior in adolescents [Poster presentation]. 2021 Western Psychological Association Convention, virtual conference.
  • Rawal, B.M., Triplett, O.M., Van Dyk, T.R. (2021, April). The Impact of Health Behaviors and Screen Time on Pediatric Inattention. Poster to be presented at the 2021 Virtual Western Psychological Association Annual Conference.
  • White, M.L., Afzal, E., Van Dyk, T.R. (2021, April). “Do You Need Your Beauty Sleep?”: An exploration of the association of sleep difficulties with body dissatisfaction and emotional eating among adolescents. Poster presented at the 2021 Western Psychological Association (WPA) Conference (virtual).
  • Triplett, O.M., Feghali, P.T., Van Dyk, T.R. (2021, April). The Effect of Modifiable Health Behaviors on Pediatric Sleep Quality. Poster to be presented at the 2021 Virtual Society of Pediatric Psychology Annual Conference.
  • Krantz, M., Chan, N., Feghali, P., Sanner, C., Neece, C., & Van Dyk, T.R. (2021, April). Understanding Sleep Difficulties Among Children with Autism Spectrum Disorder from Underserved Populations: Practical Considerations for Clinicians. Poster accepted for the 2021 Society of Pediatric Psychology Annual Conference.
  • Ly, A. L., Napan, J. M., Wakabayashi, L. E. T., & Van Dyk, T. R. (2021, April). Exploring the use of smartphone-based sleep tracking apps among caregivers of children with sleep problems. Poster to be presented at the Virtual Society of Pediatric Psychology Annual Conference.
  • Rawal, B. M., Iwamoto, B. K., Feghali, P., Van Dyk, T. R. (2021, April 8-9) Depression and Anxiety as Mediators of the Sleep-Pain Relationship among an Ethnically Diverse Sample. Poster session presented at the Virtual Society of Pediatric Psychology Annual Conference.
  • Feghali, P. T., Iwamoto, B. K., Triplett, O. & Van Dyk, T. R. (2021, April 8-9). Emotion Regulation Mediates the Relationship Between Sleep and Behavior in Youth. Poster to be presented at the Society of Pediatric Psychology Annual Conference, Virtual.
  • Rawal, B., Chakos, A., Van Dyk, T. R., & Morton, K. (2020). Adverse childhood experiences predict opioid use with sleep quality as an effect modifier. Poster presented at the Loma Linda University Annual Postgraduate Convention, Loma Linda, CA.
  • Krantz, M. L., Feghali, P., & Van Dyk, T. R. (2020). Stress Predicts Externalizing Behaviors Through Emotion Regulation Among Youth in a Clinical Sample. Poster submitted for the American Psychological Association Annual Convention, Washington, DC.
  • Rawal, B. M., Morton, K., Van Dyk, T. R. (2020). Insomnia as a Transdiagnostic Factor in Chronic Illnesses Treated in Primary Care. Poster session presented at the Western Psychological Association, San Francisco, CA.
  • Rizk, M. M., Rawal, B. M., Vo, T. T., Halabian, T., Van Dyk, T. R. (2020). Prevalence of Physical Health Diagnoses in Youth Presenting for Polysomnography. Poster session presented at the Western Psychological Association, San Francisco, CA.
  • Vo, T. T., & Van Dyk, T. R. (2020, October). The Effects of Parent-Child Relationships on the Association between Sleep and Externalizing Problems in a Clinical Youth Sample. Poster session presented at the Western Psychological Association, San Francisco, CA.
  • Vo, T. T., Wakabayashi, L., Ly, A. L., Van Dyk, T. R. (2020, October). Parental Maladaptive Sleep Beliefs and Daily Parenting Stress Predicting Pediatric Sleep in Youth Presenting to Polysomnography. Poster session presented at the Western Psychological Association, San Francisco, CA.
  • Ly, A. L., Wakabayashi, L. E. T., Napan, J. M., & Van Dyk, T. R. (2020, August). Socioeconomic status, recent life events, and medical complexity: Impacts on parent sleep. Poster presented at the 128th Annual Convention of the American Psychological Association, Washington, DC.
  • Ly, A. L., Napan, J. N., Wakabayashi, L. E. T., & Van Dyk, T. R. (2020, April). Caregiver dysfunctional beliefs about sleep and melatonin usage in a pediatric sleep population. Poster presented at the 100th Annual Convention of the Western Psychological Association, San Francisco, CA.
  • Richards, E. Hong, L., Van Dyk, T. R., Heim, E. Andersen, M., Brashear, N., Alaras-Whitfield, C., Vasquez, A. (2020, April). Impact of an interprofessional experience on student self-evaluation of the Interprofessional Education Collaborative (IPEC) competencies for 16 healthcare professions. Poster to be presented at the 2020 National Academies of Practice Annual Conference.
  • Van Dyk, T. R., Combs, A., Whitacre, C., McAlister, S., & Beebe, D. W. (2018, June). Feasibility of an Experimental Protocol Inducing Variable Sleep in Healthy Teens. Poster presented at the SLEEP Meeting, 2018, Baltimore, MD.
Dr. Van Dyk skiing with her spouse
Dr. Van Dyk skiing with her spouse
Wholeness
Actively exploring the outdoors with those I love helps keep me grounded to my values and the things I regard most in my life. Whether it's by hiking, skiing, camping, or playing sports, I'm most whole when I take the time to connect to myself, others, and the world we share.
Dr. Tori Van Dyk