Devereux Advanced Behavioral Health Arizona

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Devereux Arizona Executive Leadership

Dr. Yvette Jackson, LMSW, DBH
Executive Director

As Devereux Arizona’s executive director, Yvette Jackson, LMSW, DBH, oversees the care and treatment of more than 4,500 children and adolescents each year. Jackson joined the organization in 1998 as a foster parent recruiter/trainer and, in 2002, was promoted to program manager of foster care services. In 2003, Jackson moved into the role of director of community-based services and, six years later, was promoted to assistant executive director. She assumed her current role in November 2019.

Jackson has earned the following degrees: Bachelor of Arts in sociology from the University of Arizona, and a Master of Social Work (LMSW) and Doctor of Behavioral Health from Arizona State University. She received the 2015 “Leadership in LGBTQ Health Care Award” from the Behavioral Health Coalition of Southern Arizona and the LGBT Consortium, and the 2015 “Weaver E. Falberg Leadership Promise Fellowship Award” from Devereux Advanced Behavioral Health.

Jackson is a faculty associate at Arizona State University, where she instructs graduate-level students in the area of social work. She is a member of the Arizona Council of Human Service Providers Board of Directors. She also is a board member of the Tucson LGBT Chamber of Commerce Foundation, and has served on the boards of the Wingspan LGBTQ Community Center; the Tucson Centers for Women and Children (renamed: Emerge); and Planned Parenthood of Southern Arizona.


Sunshine Turner, M.Ed.
Assistant Executive Director

Sunshine Turner serves as director of Devereux Arizona’s brief intervention programs, overseeing the day-to-day operations for a broad continuum of services across the state, ranging from in-home preservation to intensive short-term residential treatment.

Turner began her career in human services more than 20 years ago with the Arizona Department of Developmental Disabilities, providing care for children with autism. She also spent two years working as a juvenile detention officer before teaching special education for students with emotional differences in the Tucson Unified School District (TUSD). During her time with TUSD, Turner served as both an assistant principal and principal. She continues to remain connected to the school community by serving on Sahuaro High School’s Site Council.

Turner joined Devereux Arizona in 2013 as assistant director of residential programs, and helped open an inpatient residential treatment center and short-term intensive stabilization program for youth in crisis in Pima County.

During her time with Devereux, Turner has served on several committees, and is an active member of the senior leadership team. Turner has presented at various conferences on topics, including special education law, Positive Behavioral Interventions and Supports, and most recently, bridging the gap between behavioral health and our school system.

Turner holds a bachelor’s degree in family studies from the University of Arizona, and a master’s in education from Northern Arizona University, as well as her principal certificate.


Janelle Westfall, LPC, BCBA, LBA
Clinical Director

Janelle Westfall is Devereux Arizona’s clinical director. She also is a licensed professional counselor and a licensed behavior analyst in Arizona, as well as a nationally certified Board Certified Behavior Analyst.

Westfall has served as a therapist, clinical supervisor and consultant for children and adolescents for 20-plus years. She has worked with youth and families in multiple treatment settings, including inpatient, residential, group homes and outpatient. Westfall has extensive experience in training clinicians and educators in trauma-informed care; positive behavior support; assessment and treatment planning; and best practice interventions.

During her tenure at Devereux Arizona, Westfall created and implemented a vigorous internship training program. She also served as the statewide training director for two years, and was the chairperson for Devereux Arizona’s annual REACH behavioral health conference. Westfall has presented at both local and national conferences, and is passionate about promoting emotional health and resiliency in children with behavioral health diagnoses.


Ron Herget, PHR, SHRM-CP
People Operations Director

Ron Herget serves as Devereux Arizona’s director of People Operations. He joined Devereux in 2002, and has more than 20 years of human resources experience in behavioral healthcare, manufacturing and higher education.

Herget’s experience centers around People Operations strategy; advancing the organization’s mission through human resources; and delivering great customer service to all. As a member of the senior leadership team, Herget’s goals are to make Devereux Arizona an employer of choice, and continue to support the organization’s mission, vision and values.

Herget has a bachelor’s degree in business administration from the University of Arizona. He is certified through the Human Resources Certification Institute as a Professional in Human Resources (PHR). He also is certified through the Society of Human Resource Management as a Certified Professional (SHRM-CP).