Lauren Roth, Psy.D.

Dr. Roth is the Clinical Director and maintains a private psychology practice in the office. She is a licensed clinical psychologist who has worked with individuals all across the lifespan and with a variety of psychiatric illnesses and developmental disabilities.  She obtained her Bachelor of Science in Psychology from Florida State University and Doctor of Psychology in Clinical Psychology from the California School of Professional Psychology in San Francisco. Dr. Roth has extensive experience in the diagnosis and treatment of children and adults on the Autism Spectrum. Prior to opening HDC, she has worked as a staff psychologist at a special education day school completing clinical and cognitive evaluations, as well as crisis intervention and behavior program planning for students K-21. Her treatment approach focuses on honoring individual challenges, while guiding clients through meaningful change with informative instruction. She especially enjoys engaging her clients in hands on clinical work in the community. Dr. Roth primarily operates as a Cognitive Behavioral clinician, but often draws from other techniques such as Motivational Interviewing, Reality Therapy, and Dialectical Behavior Therapy.

She can be emailed directly at  

Kathryn Mahoney, M.Ed., CESP

Kathryn is the Vocational Director at HDC. She received her Bachelor of Arts in Education and Master of Education in Secondary Special Education from Providence College.   She has over 10 years of experience working as a certified special education teacher with individuals with a range of disabilities and in a variety of settings. She was pivotal in the development of a secondary educational and vocational program in Westerly, which provided the opportunity for students to focus on areas specific to their individual needs/interests regarding academics and employment skills, in anticipation of successful transition into adulthood. Kathryn believes that practical experience combined with earlier preparation for life after high school is critical to students' success post graduation.  In addition to her teaching experience, Kathryn holds a Certified Employment Support Professional certificate and assists adults with barriers to employment secure jobs.  Further, she has been a successful coach at Narragansett High School since 2006, helping their girls soccer and basketball teams win a combined 5 state, and 6 divisional championships.

She can be emailed directly at

Keith Kosut, A.A.

Keith is a direct support professional at HDC. He has an Associate in Arts Degree in General Studies from CCRI and brings over 20 years of experience working with children and adolescents. Keith has supported individuals with a wide variety of behavioral needs, developmental disabilities, psychiatric disorders and medical issues. He has worked in residential settings, as well as public and private school settings. In addition to his part-time work at HDC, he is a full-time support staff at Greenbush Elementary School in West Warwick, assisting those students with academic and emotional/behavioral needs. Keith is also a bassist in a reggae-rock band called Dudemanbro, which is a favorite among the locals!

 Kirsten Yagoobian, MFT

Kirsten is the Social Events Coordinator at HDC. She graduated from University of Rhode Island with a Master’s degree in Marriage and Family Therapy. She has worked with children K-21 at several Bradley Schools, as well as at Bradley Hospital. Kirsten also has experience working as a therapist in a group home for teenage girls at Child and Family of Rhode Island.  In addition to direct patient care, she has co-lead multiple 16-week parenting courses throughout South County, funded by a state-wide grant designed to help families in need of support. She is passionate about working with individuals to enrich their social lives and influence personal growth. 


Bella is a golden retriever who is in the process of getting certified as a therapy pet. She will not need much training, though. She loves people and is a natural at her job! Bella makes an appearance at the office each week and is certainly a favorite staff member amongst clients (and coworkers). She enjoys walks, treats, and making everyone feel comfortable.