Kimberley Caldewey, PA, MPH is the Community Health Worker Program Coordinator and Instructor.  Ms. Caldewey attended the University of Michigan, graduating with a Bachelor of Arts degree in International Health.  She served 2 years in Congo, Central Africa, as a Public Health Volunteer with the Peace Corps before attending Johns Hopkins University in Baltimore, MD where she received her Master’s Degree in Public Health.  After moving across the country to Santa Rosa, Ms. Caldewey attended the Stanford University/Foothill College Primary Care Associate Program, graduating as a licensed Physician Assistant.  For over 10 years, Ms. Caldewey worked in Federally Qualified Health Centers in Sonoma County, where her patients were agricultural workers and recent immigrants from Mexico and Central America.  For the last 15 years, Ms. Caldewey has worked in the Sonoma County Department of Health Services in a variety of roles, currently serving as the first Dental Health Program Manager.  She is an adjunct faculty since 2014, and is passionate about the public health role for Community Health Workers, and their contributions to focused on achieving health equity for the community.  She is fluent in Spanish and French.


Armando Vallín, MPH is adjunct faculty in the Community Health Worker Program since 2015.  He attended University of California, Los Angeles, where he received a certificate as an Emergency Medical Technician and a Bachelor of Science in Biology. Mr. Vallín received his Master of Science in Public Health from Tuoro University, Mare Island, CA.  Currently employed by Kaiser Permanent, Napa-Solano as their Senior Health Educator, Mr. Vallín has also worked as Quality Improvement Coordinator for Petaluma Health Center and as a Health Educator at Tuoro University.  Early in his career he served as a bilingual elementary school teacher in Los Angeles.  Mr. Vallín brings extensive professional experience as an educator of students, patients and health care providers.  He is fluent in Spanish.