Our Team

Natalia Ramos, MD, MPH 

(she/her/ella)
Medical Director
UCLA Department of Psychiatry & Biobehavioral Sciences

Dr. Ramos is an Assistant Clinical Professor of Psychiatry at the David Geffen School of Medicine and a board-certified Child, Adolescent, and Adult Psychiatrist. She oversees clinical care and training in LGBTQ-affirming and sensitive mental health practices in the Department of Psychiatry. Dr. Ramos also serves as Medical Director for the UCLA Stress, Trauma, and Resilience (STAR) Clinic and the Child Psychiatry Consultation Liaison Service at UCLA Santa Monica Medical Center. She is bilingual in English/Spanish.

Dr. Ramos has extensive experience working with LGBTQ+ populations in clinical, advocacy, and population research settings. In addition to her clinical work at UCLA, Dr. Ramos is actively involved in teaching and scholarly work both locally and nationally. Her research on strength-based group and family interventions is currently funded by the NIDA/AACAP Physician Scientist Program in Substance Use K12 Award.  Outside of UCLA, Dr. Ramos serves as Co-Chair for the American Academy of Child & Adolescent Psychiatry's committee on gender and sexuality and also serves on the board of APLA Health.

Dr. Ramos holds a Master of Public Health (MPH) from the Harvard School of Public Health, where she worked with a team of national researchers at the Fenway Institute's Center for Population Research. She completed her undergraduate education at Stanford University and received her Medical Degree from USC's Keck School of Medicine, before completing her residency and fellowship training at UCLA.

Elizabeth Ollen, PhD, MA 

(she/her/hers)
Clinical Director
UCLA Department of Psychiatry & Biobehavioral Sciences

Dr. Ollen is a Licensed Clinical Psychologist at the UCLA Semel Institute for Neuroscience and Human Behavior. She has been involved in the program development for the UCLA EMPWR Program since it was established in 2017. Dr. Ollen has extensive experience working with LGBTQ+ youth and their families, including youth exploring/questioning gender identity and/or sexual orientation. She practices from the Gender Affirmative Model and provides guidance and support to families around healthy identity development. She is also involved in research and development of therapeutic interventions to foster resiliency among LGBTQ+ adolescents and their families.

Dr. Ollen has a broad range of generalist experience using evidence-based treatment for children and adolescents with disruptive, mood, and anxiety disorders in community mental health, hospital-based outpatient, and inpatient settings. She is extensively trained in Cognitive Behavioral Therapy (CBT) and exposure-based therapies, and utilizes third wave CBT interventions including Acceptance and Commitment Therapy and Dialectical Behavior Therapy. Dr. Ollen's primary specialization is in treating the psychological sequelae of both acute and complex developmental trauma, with an expertise in LGBTQ+ youth. She is trained in multiple trauma interventions, including Trauma-Focused Cognitive Behavioral Therapy, Cognitive Processing Therapy, and Integrated Treatment for Complex Trauma in Adolescents (ITCT-A). She also has a background in couple and family therapies (Integrative Behavioral Couples Therapy, Structural Family Therapy, and Families Over Coming Under Stress).

Dr. Ollen earned her MA and PhD in clinical psychology from Clark University. She also holds a second master's degree in Human Development from Harvard University. She completed her pre and postdoctoral training at the UCLA Semel Institute for Neuroscience and Human Behavior through the Nathanson Family Resilience Center. Dr. Ollen is actively involved in professional leadership positions through the American Psychological Association (APA). She currently sits on the Executive Committee of Division 44 (Society for the Psychology of Sexual Orientation and Gender Diversity) and also serves on the APA Task Force for revising the clinical guidelines for lesbian, gay, and bisexual clients.

Nicole Hisaka PsyD

(she/her/hers)
Attending Psychologist, EMPWR Program
Clinical Psychologist, Division of Population Behavioral Health

Dr.Hisaka is a Licensed Clinical Psychologist at the UCLA Semel Institute for Neuroscience and Human Behavior.

Nicole Hisaka, PsyD is a Licensed Clinical Psychologist at the UCLA Semel Institute for Neuroscience and Human Behavior. She has been involved with UCLA EMPWR Program since 2020. Dr. Hisaka has experience working with LGBTQ+ youth and their families, including youth exploring/questioning gender identity and/or sexual orientation. She practices from the Gender Affirmative Model and guides treatment with the goals to provide both support to families and foster healthy identity development.

Additionally, Dr. Hisaka is involved with the Stress, Trauma and Resilience (STAR) Clinic where she has founded and created the program development for the Parent-Child Interaction Therapy (PCIT) Clinic. She continues to pursue her work specializing in treatment of youth and families who have experienced complex trauma and other stressors proficient in both Trauma-Focused Cognitive Behavioral Therapy (TF-CBT) and PCIT treating young children and their families from a behavioral model. Currently, Dr. Hisaka is certified in PCIT, stands as UCLA’s in-house trainer for PCIT, and runs the PCIT Clinic for families who experience various behavioral presentations resulting from traumatic events and conduct-related and neurodevelopmental disorders.

Dr. Hisaka has a double Masters in Clinical Psychology from both Pepperdine University and Alliant University. Following her Masters, she earned her Doctorate in Clinical Psychology from Alliant University/California School of Professional Psychology. Prior to Dr. Hisaka’s Post-doctoral Fellowship at UCLA, she completed her pre-doctoral clinical internship at UC Davis Children’s Hospital where she specialized in complex childhood trauma treatment and child-welfare evaluations working with underserved, foster-care, and adopted youth populations. Dr. Hisaka completed her two-year Post-doctoral Fellowship at UCLA’s Stress, Trauma, & Resilience Clinic serving as the clinic’s primary PCIT interventionist.

Outside of Dr. Hisaka’s work at UCLA, she serves as Adjunct Faculty teaching both undergraduate and graduate education at Pepperdine University’s Graduate School of Education and Psychology (GSEP) and Loyola Marymount University. Additionally, she continues to contribute to research in her field focusing on interests related to children with complex trauma histories, with an emphasis on pediatric chronic medical trauma and the effects on family dynamics, in addition to the effects of PCIT intervention strategies among underserved populations and medically fragile youth.

Jobert Poblete, MD 

(he/him/siya)

Attending Psychiatrist, EMPWR Program
Volunteer Clinical Instructor, UCLA David Geffen School of Medicine

Sheryl H. Kataoka, MD, MSHS 

(she/her/hers)
Child and Adolescent Psychiatrist

Dr. Sheryl H. Kataoka is Professor-in-Residence in the UCLA Division of Child and Adolescent Psychiatry, where she serves as the Training Director of the Child and Adolescent Psychiatry Fellowship. She completed her Bachelors of Science at UCLA and medical school at George Washington University School of Medicine in Washington, D.C. She returned to Los Angeles for her Psychiatry Residency training at Harbor-UCLA Medical Center during which she was also an APA Minority Fellow. She completed her child psychiatry fellowship training at the UCLA Semel Institute, and then launched her research career as an APA research fellow in the Program for Minority Research Training in Psychiatry when she examined the psychopathology. She continued her research training as a Robert Wood Johnson Clinical Scholar and received her Masters of Science in Health Services Research from the UCLA School of Public Health. She is an investigator with the UCLA Center for Health Services and Society and the site PI for the National Child Traumatic Stress Networ's Treatment and Services Adaptation Center for Resiliency, Hope and Wellness in Schools.

Audra Langley, PhD 

(she/her/hers)
Clinical Psychologist

Dr. Audra Langley is an Assistant Professor in the Division of Child and Adolescent Psychiatry at the UCLA Semel Institute for Neuroscience and Human Behavior. Dr. Langley is also the Director of Training for the LAUSD/UCLA/RAND Trauma Services Adaptation Center for Schools and serves as Chair of the National Child Traumatic Stress Network School Committee. Dr. Langley is a researcher and clinician who specializes in cognitive behavioral treatment for children and adolescents with PTSD, anxiety, and related disorders, and her work seeks to make evidence-based interventions available to all children in accessible settings, such as schools. Dr. Langley received her Ph.D. in Clinical Child Psychology from Virginia Tech and went on to specialize in CBT with children and adolescents during her internship at the UCLA Neuropsychiatric Institute. She was the recipient of an NIMH-funded National Research Service Award to further her postdoctoral research training in the clinical evaluation of evidence-based treatments for childhood anxiety disorders through the UCLA Child OCD, Anxiety, and Tic Disorders Program, where she continues as a faculty member. Dr. Langley has served as investigator, trainer, clinician, and clinical supervisor on several clinic and school-based studies and trials treating ethnically and socioeconomically diverse children and adolescents with PTSD, anxiety, and OCD and has presented and published research papers on her work.

Patricia E. Lester, MD 

(she/her/hers)
Child and Adolescent Psychiatrist

Dr. Patricia Lester is the Jane and Marc Nathanson Family Professor of Psychiatry, Director of the Division of Population Behavioral Health, and Director of the UCLA Nathanson Family Resilience Center. A board certified child and adolescent psychiatrist, Dr. Lester's work has been dedicated to the development, evaluation, and implementation of family centered prevention and treatment for families facing the impact of military deployments, traumatic events, and parental illness. She co-developed the family-centered preventive intervention FOCUS, which was designed to promote resilience and mitigate stress in families facing adversities such as natural disasters, medical illness, and military wartime deployments. Over the last 8 years, she has led the successful large-scale implementation of FOCUS for the United States Navy and Marine Corps, as well as piloting at Army and Air Force sites. Dr. Lester oversees the on-line FOCUS learning center and evaluation programming, which utilizes web-based technologies to support program implementation at scale. She is well versed in the scientific and programmatic issues facing service members and their families, and serves as an advisor on the needs of military children and families across military, university and non-profit agencies. She co-directs the Welcome Back Veteran's Family Resilience Center, which includes research trials on family centered preventive and treatment models for Veterans and National Guard and their families, as well as community level education and capacity building to enhance resilience in OEF/OIF Veterans. She currently receives support from the Department of Defense, the US Department of Navy Bureau of Medicine and Surgery, the McCormick Foundation, and the National Institute of Child Health and Human Development. She has published more than 50 research articles and book chapters on the foregoing topics.

Catherine E. Mogil, PsyD 

(she/her/hers)
Clinical Psychologist

Dr. Catherine E. Mogil has spent her career working with children of all developmental stages. She has been involved in several intervention development and translational research projects examining the efficacy of parent-assisted interventions for infants and toddlers in foster care, school-aged children with developmental disabilities, and adolescents with Autism Spectrum and other disorders.

Dr. Mogil is a licensed clinical psychologist and Assistant Clinical Professor at the UCLA Semel Institute for Neuroscience and Human Behavior in the David Geffen School of Medicine. In addition to her work at the UCLA CARES Center, Dr. Mogil serves as the Director of Training and Intervention Development for the Nathanson Family Resilience Center and the UCLA Division of Population Behavioral Health. She is also the Director of the Family Development Project and the Co-Director of the Child and Family Trauma Service. She is certified in Parent-Child Interaction Therapy, Trauma-Focused Cognitive Behavioral Therapy, and Leadership Education in Neurodevelopmental Disabilities.