Dr. Tori Van Dyk

Assistant Professor, Psychology

Contact Information

Email tvandyk@llu.edu
Phone 909-558-7412
Fax 909-558-0171

Department of Psychology
Loma Linda University, Central Building, Office 115
11130 Anderson St., Loma Linda, CA  92350

Degrees and Certifications

  • PhD, Clinical Psychology - University of Nebraska-Lincoln, 2016
  • MA, Clinical Psychology - University of Nebraska-Lincoln, 2012

Areas of Specialization

  • Pediatric health psychology
  • Pediatric health behavior promotion and intervention
  • Behavioral sleep medicine
  • Interaction between physical and mental health in youth

Professional Memberships and Licenses

  • Behavioral Sleep Medicine Certification
  • Sleep Research Society
  • APA Division 54, Society of Pediatric Psychology

Recent Publications

  • 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.
  • Van Dyk, T. R., Zhang, N., Catlin, P. A., Cornist, K., McAlister, S., Whitacre, C., & Beebe, D. W. (2017). Feasibility and emotional impact of experimentally extending sleep in short-sleeping adolescents. SLEEP, https://doi.org/10.1093/sleep/zsx123.
  • Becker, S. P., Sidol, C. A., Van Dyk, T. R., Epstein, J. N., & Beebe, D. W. (2017). Intraindividual variability of sleep/wake patterns in relation to child and adolescent functioning: A systematic review. Sleep Medicine Reviews, 34, 94-121.
  • Nelson, T.D., Kidwell, K.M., Lundahl, A., & Van Dyk, T.R. (2016). LayHealth+: An innovative model for increasing access to high-quality health promotion services for Hispanic families. In K. Dombrowski & K. G. Carrasco (Eds.), Reducing Health Disparities: Research updates from the field. (pp. 91-111). Lincoln, NE: Syron Design Academic Publishing.
  • Van Dyk, T. R., Thompson, R. W., & Nelson, T. D. (2016). Daily bidirectional relationships between sleep and mental health symptoms in youth with emotional and behavioral problems. Journal of Pediatric Psychology, 41, 983-992.
  • Nelson, T. D., Van Dyk, T. R., McGinnis, C., Nguyen, A. V., & Long, S. K. (2016).  Brief sleep intervention to enhance behavioral parent training for noncompliance: Preliminary findings from a practice-based study. Clinical Practice in Pediatric Psychology, 4, 176-187.
  • Kidwell, K. M., Hankey, M., Flores, F., Van Dyk, T. R., Lundahl, A., Nelson, T. D. (2015, December). Sleep and School, Strategy Brief. Lincoln, NE: Student Engagement Project, University of Nebraska-Lincoln. Available at: http://k12engagement.unledu/sleep-and-school.
  • Guenther, K., Van Dyk, T. R., Kidwell, K. M., & Nelson, T. N. (2015). The moderating role of dysfunctional parent-child relationships on the association between outward anger expression and physical health in youth from low-income families. Journal of Pediatric Health Care, 30, 366-373.
  • Kidwell, K. M., Van Dyk, T. R., Lundahl, A., & Nelson, T. D. (2015). Effects of stimulant medications on sleep for youth with ADHD: Meta-analysis of randomized trials. Pediatrics, 136, 1144-1153.
  • Lundahl, A., Kidwell, K. M., Van Dyk, T. R., & Nelson, T. D. (2015). A meta-analysis of the effect of experimental sleep restriction on youth’s attention and hyperactivity. Developmental Neuropsychology, 40, 104-121.
  • Kidwell, K. M., Van Dyk, T. R., Guenther, K., & Nelson, T. D. (2015). Anger and children’s physical and mental health: The differentiating role of inward versus outward expressed anger on sleep, medical service utilization, and mental health. Children’s Health Care. Online First published on September 18, 2015.
  • Pittenger, S., Van Dyk, T. R., Schreier, A., Haikalis, M., Flood, M. F., & Hansen, D. J. (2015). Expanding mental health consultation in Early Head Start: Recommendations for supporting home visitors in increasing parental engagement. NHSA Dialog, 18.
  • Kidwell, K. M., Nelson, T. D., & Van Dyk, T. R. (2015). Parenting stress and child health among a low-income sample: The moderating role of child anxiety. Journal of Health Psychology, 20, 1377-1387.
  • Van Dyk, T. R., Aylward, B., & Nelson, T. (2014). MyHeartBaby Psychosocial Treatment Manual:  Supporting Parental Adjustment to Infant Congenital Heart Disease.
  • Jensen, C. D., Hunsaker, S. L., Van Dyk, T. R., Nelson, T. D., Sandridge, M. L., & Bailey, B. W. (2014). Effectiveness of a parent health report intervention to increase physical activity among preschoolers. Children’s Health Care, 44, 341-352.
  • Van Dyk, T. R. & Nelson, T.D. (2014). Peer victimization and child physical health: The moderating role of pessimism. Journal of Pediatric Psychology, 39, 469-480.
  • Van Dyk, T. R., Nelson, T. D., Epstein, M. H., & Thompson, R. W. (2014). Physical health status as a predictor of treatment outcomes among youth in residential care. Journal of Emotional and Behavioral Disorders, 22, 237-248.
  • Nelson, T. D., Smith, T. R., Hurley Duppong, K., Epstein, M. H., Thompson, R. W., & Tonniges, T. F. (2013). Association between psychopathology and physical health problems among youth in residential treatment. Journal of Emotional and Behavioral Disorders, 21, 150-161.
  • Nelson, T. D., Van Dyk, T. R., Lundahl, A., Huefner, J., Thompson, R. W., & Epstein, M. H. (2013). Patterns and correlates of adolescent weight change in residential care. Children and Youth Services Review, 35, 960-965.
  • Nelson, T. D., Smith, T. R., Pick, R., Epstein, M. H., Thompson, R. W., Tonniges, T. F. (2013).  Psychopathology as a predictor of medical service utilization for youth in residential treatment. Journal of Behavioral Health Services & Research, 40, 36-45.
  • Lundahl, A., Nelson, T. D., Van Dyk, T. R., & West, T. (2013). Psychosocial stressors and health behaviors: Examining sleep, sedentary behaviors, and physical activity in a low-income pediatric sample. Clinical Pediatrics, 52(8), 721-729.

Recent Presentations

  • 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.
  • Van Dyk, T. R., Whitacre, C., Howarth, T., Lutz, N., Combs, A. B., & Beebe, D. W. (2017, June). Short sleep induces emotional eating and worse mood in teens. Poster presented at the SLEEP Meeting 2017, Boston, MA.
  • Beebe, D. W., McAlister, S., Van Dyk, T. R., Caitlin, K., & Saelens, B. E. (2017, June). Inducing more sleep on school nights reduces sedentary behavior without affecting moderate to vigorous activity in short-sleeping adolescents. Poster presented at the SLEEP Meeting 2017, Boston, MA.
  • Beebe, D. W., Whitacre, C., McAlister, S., Van Dyk, T. R., Odar Stough, C., Brammer, C., & Saelens, B. E. (2017, June). Sedentary activity, not moderate-to-vigorous activity, fills the extra time awake when adolescents restrict their sleep. Poster presented at the SLEEP Meeting 2017, Boston, MA.
  • Van Dyk, T. R., & Byars, K. C. (2017, April). Psychiatric functioning predicts worse insomnia and poorer treatment response in youth clinically referred for insomnia treatment. Poster presented at the Society of Pediatric Psychology Annual Conference, Portland, OR.
  • Byars, K. D., & Van Dyk, T. R. (2017, April). Sleep hygiene and sleep disruption in youth with insomnia. Poster presented at the Society of Pediatric Psychology Annual Conference, Portland, OR.
  • Guenther, K. D., Van Dyk, T. R., Nelson, T. D., Thompson, R. W. (2016, August). Asthma as a predictor of school dropout rates and poor peer relations in youth in residential care. Poster presented at the American Psychological Association Annual Convention, Denver, CO.
  • Van Dyk, T. R., Baum K. T., LeBlond E. I., Manegold E. M., Strong H., Beebe D. W. (2016, June). Short sleep induces variable mood in adolescents. Poster presented at the SLEEP 2016 Meeting, Denver, CO.
  • Van Dyk, T. R., Miller, M. M., Barnett, K. A., Swaminathan, S., & Beebe, D. W. (2016, June). Bidirectional relationship between nightly sleep and daytime mood in health adolescents. Poster presented at the SLEEP 2016 Meeting, Denver, CO.
  • Kidwell, K., Hankey, M., Van Dyk, T. R., Flores, D., Roth, T., & Nelson, T. D. (2016, April). Stimulant medications and insomnia symptoms in children with ADHD: A meta-analysis. Poster presented at the Society of Pediatric Psychology Annual Conference, Atlanta, GA.
  • Guenther, K. D., Van Dyk, T. R., Kidwell, K. M., Nelson, T. D. (2016, March). The moderating role of dysfunctional parent-child relationships on the association between outward anger expression and physical health in youth from low-income families. Poster presented at the Annual Meeting of the American Psychosomatic Society, Denver, CO.  
  • Van Dyk, T. R., Flores, D., Lundahl, A., Hankey, M., Kidwell, K. M., & Nelson, T. D. (2015, April). The bidirectional relationship between sleep and attention problems: Does daily variability matter? Poster presented at the Society of Pediatric Psychology Annual Conference, San Diego, CA. 
  • Lundahl, A., Kidwell, K. M., Hankey, M., Van Dyk, T. R., Flores, D. & Nelson, T. D. (2015, April). The effect of children’s sleep problems and negative affect on parental use of emotional feeding strategies. Poster presented at the Society of Pediatric Psychology Annual Conference, San Diego, CA. 
  • Kidwell, K. M., Hankey, M., Van Dyk, T. R., Flores, D., Lundahl, A., & Nelson, T. D. (2015, April). Parental weight as a risk factor for child health: Relationships with asthma, service utilization, and illness. Poster presented at the Society of Pediatric Psychology Annual Conference, San Diego, CA. 
  • Flores, D., Lundahl, A., Kidwell, K. M.,Van Dyk, T. R., Hankey, M., & Nelson, T. D. (2015, April). The effect of minimal sleep restriction on children’s preference for high sugar foods and fruits and vegetables. Poster presented at the Society of Pediatric Psychology Annual Conference, San Diego, CA. 
  • Kidwell, K. M., Van Dyk, T. R., Guenther, K. D., Lundahl, A., Nelson, T. D. (October, 2014). Anger and children’s physical and mental health: The differentiating role of inward versus outward expressed anger on sleep, medical service utilization, and mental health. Poster presented at the National Conference in Clinical Child and Adolescent Psychology. Lawrence, KS.
  • Guenther, K., Van Dyk, T. R., Nelson, T. (October, 2014). Asthma diagnosis predicts poorer treatment outcomes and earlier discharge in youth in residential care. Poster presented at the National Conference in Clinical Child and Adolescent Psychology. Lawrence, KS.
  • Lundahl, A., Kidwell, K.M., Van Dyk, T.R., & Nelson, T.D. (October, 2014). A meta-analysis of the effect of experimental sleep restriction on youth's attention and hyperactivity. Poster presented at the National Conference in Clinical Child and Adolescent Psychology in Lawrence, KS.
  • Pittenger, S., Van Dyk, T. R., Flood, M. F., Hansen, D. (October, 2014). Supporting home-visitors through mental health consultation in Early Head Start home-based programs. Poster presented at the National Conference in Clinical Child and Adolescent Psychology in Lawrence, KS.
  • Van Dyk, T. R., Kidwell, K. M., Lundahl, A., & Nelson, T. D. (2014, March). Experimenting with Neuroscience Methods: An introduction to event-related potentials in pediatric psychology research.  Poster presented at the 2014 National Conference in Pediatric Psychology in Philadelphia, PA.
  • Carlo, G., Van Dyk, T., Streit, C., & Nelson, T. (2014, March). “Nice and Healthy”: Relations between Health-Related Outcomes and Prosocial Behaviors in Youth. Poster presented at the Society of Adolescent Research Biennial Meeting in Austin, TX.
  • Van Dyk, T. R., Kidwell, K., Lundahl, A., & Nelson, T. D. (2014, February). Sleep in Youth with Emotional and Behavioral Disorders: Description and Research-Based Recommendations. Poster presented at the Midwest Symposium for Leadership in Behavior Disorders in Kansas City, MO.
  • Lundahl, A., Van Dyk, T. R., Kidwell, K. M., & Nelson, T. D. (2014, February). ADHD symptomatology in obese children: Psychopathology or exhaustion? Poster presented at the Midwest Symposium for Leadership in Behavior Disorders in Kansas City, MO.
  • Van Dyk, T., Lundahl, A., Kidwell, K., & Nelson, T.D. (2013, November). Associations between Mental Health Symptoms and Weight among Youth Entering Residential Care. Poster presented at the Association for Behavioral and Cognitive Therapies 47th Annual Convention in Nashville, TN.
  • Kidwell, K., Van Dyk, T., Lundahl, A., & Nelson, T.D. (2013, November). Adaptive Skills as a Mediator of the Relationship Between Parenting Stress and Medical Service Utilization in a Low Income Population. Poster presented at the Association for Behavioral and Cognitive Therapies 47th Annual Convention in Nashville, TN.
  • Lundahl, A., Kidwell, K., Van Dyk, T., & Nelson, T.D. (2013, November). Parental misperception of their overweight or obese child's weight: A meta-analysis. Poster presented at the Association for Behavioral and Cognitive Therapies 47th Annual Convention in Nashville, TN.
  • Van Dyk, T. R., Lundahl, A. & Nelson, T. D. (April 2013). Physical health benefits of prosocial behavior among youth from low-income families. Presented at the 2013 National Conference in Pediatric Psychology in New Orleans, LA.
  • Kidwell, K. M., Van Dyk, T. R., & Nelson, T. D. (April 2013). Parenting Stress and Children’s Physical Health among a Low-Income Population: The Moderating Role of Child Anxiety. Presented at the National Conference in Pediatric Psychology in New Orleans, LA.