A few words about our collaborative research team

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Linda Berg-Cross, PhD, ABPP, Howard University

Dr. Berg-Cross is a Professor of Psychology at Howard University, board certified in clinical psychology (ABPP) and behavioral sleep medicine (AASM).  She is the author of three textbooks and over 50 scholarly articles and possesses unwavering expertise in family, couples, and individual therapy.  Her research is infused with cultural theory and relevance and is oriented towards finding empirical methods for reducing health disparities.  Dr. Berg-Cross is the primary investigator and supervisor over a variety of ongoing projects and studies to include work that focuses on how sleep affects child development and family dynamics.  She is also the developer of the SOS sleep program for new parents, which helps parents bond with the infant, increase success in breastfeeding, and reduce post-partum depression.

Brandi Walker, PhD, (MAJ, Army), Womack Army Medical Center

Dr. Walker has an earnest desire to further what is known about ADHD and provide therapeutic expertise and researched-informed support to families that are impacted.  She is a recent graduate of the APA-accredited Clinical Psychology PhD program at Howard University.  An Army Clinical Psychologist at Womack Army Medical Center at Fort Bragg, NC, Brandi is an active duty Major who works directly with Service Members and their families. She holds a Masters of Arts in Rehabilitative Counseling from the University of Maryland, College Park  and has obtained licensure as an Alcohol and Drug Counselor (LGADC) in the state of Maryland.  She spent the last six years working with various hospitals, clinics, and schools conducting research on children with ADHD, their family and various sleep variables and environmental factors of influence.  She seeks out and embraces meaningful opportunities to serve people and their families, particularly the youth.

Hope Jenkins, MA, Howard University

Hope Jenkins began the journey to explore family-focused researched when she started attending Howard University for undergraduate studies.  She garnered valuable, unique experiences as she worked on research projects that examined health disparities and personality and identity development with a strong focus on each individual's narrative.  Hope's interests in families, children with ADHD and the contributions of environmental factors are further pursued, as a secondary investigator for the Healthy Kidz 4 Howard University ADHD Research study.  As a Clinical Psychology doctoral student, she is evolving her expertise in pediatric behavioral health.  

Naline Walker, MBA/MS, Howard University Affiliate

Naline Walker’s interest focuses on social related issues that have the potential to reduce an individual’s quality of life. Naline brings to the study her unique experiences as a Residential Counselor/Case Manager in which she worked with a wide genre of persons with behavior health disparities. Naline holds a dual Master’s degree; Social Science, Management- Criminal Justice and a Master of Science in Business Administration from the University of Maryland University College. Her interest in the ADHA research study unites a passion to further study families with sleep hygiene concerns and the environment related  sleep obstacles may cause.

Eric Flake, MD, (Lt Col, Air Force) Madigan Army Medical Center

Dr. Flake is a Lieutenant Colonel for the Air Force currently serving as the Department Chief for the Pediatric Clinic at Madigan Army Medical Center, Joint Base Lewis-McChord.  

Jennifer Ulbricht, PhD, Fort Belvoir Community Hospital

Dr. Ulbricht is a clinical psychologist and the Department Chief for the Child and Adolescent Psychiatry Services (CAPS) at Fort Belvoir Community Hospital, Fort Belvoir Virginia.



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Roy Daniel, MD, Madigan Army Medical Center

Dr. Daniel is a physician and astute researcher in the Pediatric Clinic at Madigan Army Medical Center, Joint Base Lewis-McChord.

Stan Whitsett, PhD, Tripler Army Medical Center

Dr.  Whitsett, a clinical psychologist, serves as the Deputy chief of the Child, Adolescent, and Family Behavioral Health Services clinic at Tripler Army Medical Center, Honolulu, Hawaii.  In addition to being a highly sought after clinician, he is a faculty member/supervisor, and associate investigator on multiple research projects. 

Beth Yano, PhD, Tripler Army Medical Center

Dr. Yano serves as one of the clinical psychologists in the Child, Adolescent, and Family Behavioral Health Services clinic at Tripler Army Medical Center, Honolulu, Hawaii. She is also a faculty member/supervisor, and mentor. 

Travis Jones, MD, (CPT, Army) Tripler Army Medical Center

Dr. Jones serves as a psychiatrist and Fellow at the Child, Adolescent, and Family Behavioral Health Services clinic at Tripler Army Medical Center, Honolulu, Hawaii.