Our Team

The Hanna Institute team is made up of social justice advocates, researchers, trainers, and community leaders. It’s a group that’s working together to change not just our corner of the world – but to make the world a better place, one community and one community member at a time.

Erin Hawkins / Director

Erin Hawkins joined the Hanna Institute as Co-Director in October 2018. A dedicated community health and social justice advocate, Erin previously served as Director of Community Health at the Petaluma Health Care District. She is a proud member of the Board of Directors of COTS, an active Rotarian, and deeply involved in efforts to improve health equity in Sonoma County.

Erin received a Bachelor of Arts in International Development from the University of California, Berkeley, and a Master of Science in Community Development from the University of California, Davis. She resides in Santa Rosa with her husband and two sons.


Dr. Heather Hoshiko / Assistant Director of Training and Consulting

Dr. Heather Hoshiko proudly serves as the Assistant Director of Training and Consulting at the Hanna Institute pursuing her passion for community mental health and education. Prior to her arrival at Hanna in 2021, she spent many years instructing undergraduate and graduate students in psychology at several universities and performing psychotherapy specializing in work with children and adolescents.

Dr. Hoshiko graduated with honors from Point Loma Nazarene University with a Bachelor of Art in Community and Therapeutic Psychology, University of Nevada Las Vegas with a Master of Science in Marriage and Family Therapy, Southern California Seminary with a Doctorate in Clinical Psychology, and currently studies Organizational Psychology at Azusa Pacific University in their Master of Science Program.

Richard De León / Community Engagement & Research Coordinator

Richard De León facilitates community empowerment initiatives in Sonoma Valley. After spending time in large corporations, Richard served in several roles for Sonoma State University. He co-facilitated the SSU Faculty Retreat and the Sustainability Summit, using World Café to gather information to restructure General Education. Inspired by the joy of being an ally to youth, in 2017 he served as an Educational Opportunity Program Advisor to incoming SSU students from diverse backgrounds to support their empowerment and academic success. As an Organization Development professional, he has served corporations, non-profits, small businesses, community groups, and individuals.

With his parents having immigrated from Guatemala, Richard identifies as a proud Latino. Richard is the first in his family to graduate from college with a B.A. in Chicano and Latino Studies in 2005.  In 2018, Richard earned his MA in Organizational Development at Sonoma State University. Every day, Richard aims to be a better son, father, husband and an authentic human.


Meredith Standing, Public Programs and Events Manager 

Born in California, raised in the Bay Area, trained in San Francisco and Sonoma counties, Meredith is the Public Programs and Events Manager for the Hanna Institute. She has over fifteen years of experience creating, implementing, and managing programs and events within complex, multi-tiered, multi-faceted organizations. Meredith comes to us from the Child Parent Institute where she was dedicated to supporting the health of children and families in the Sonoma County community in the role of Marketing and Events Manager.

From creative writing to textile art to graphic design, Meredith is able to execute detailed operations management through a creative lens. Her creative perspective rises from a wealth of food and beverage experience, a collaborative mindset, and a willingness to dig into the details.

In her free time, you can find her exploring our beautiful regional parks and enjoying Sonoma County’s unique abundance with her husband and son.

Christine Feenstra / Partnership Development Manager

As the Partnership Development Manager, Christine Feenstra advances strategic efforts to secure, manage and retain contracts for Hanna Institutes’ training and consulting services. Her passion for Trauma Informed Care partners well with her 16+ years of experience in the non-profit program planning & events industry, allowing her to match Hanna Institute’s training and consulting services to the right organizations.

Much of Christine’s career has centered on working to provide the best training to professionals who serve the needs of children, youth, and families. In her free time, Christine enjoys spending time with her husband & two children, breaking her personal record on Peloton, and watching British TV shows.

Institute Partners  

Dr. Daniela Domínguez / Research Director

Dr. Daniela Domínguez is an Assistant Professor at the University of San Francisco and the Chief Executive Officer at On the Margins, LLC. She is a licensed psychologist and professional clinical counselor with a special interest in liberation psychology, anti-racism, migrant justice, and gender and sexuality matters. She works with Hanna Institute as a consultant.

Her program of research has focused on understanding how Black, Indigenous, and People of Color (BIPOC) cope with stress and use specific strategies to draw upon resiliencies to achieve positive health. In 2020, the Society of Counseling Psychologists honored her with the “Early Career Award for Distinguished Professional Contributions to Counseling Psychology.” In 2021, the Society of Counseling Psychologists honored her with the “Social Justice Award” for her demonstrated evidence of achieving community change that supports disenfranchised or oppressed groups.

Nick Dalton

Dr. William Macy

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