Board Chair Marcia Raggio, PhD is a Professor of Audiology at San Francisco State University. She earned her BA and MS degrees from the Communicative Disorders Program at San Francisco State University where she currently serves as the Acting Chairperson.  She earned her doctorate in auditory neuroscience from the University of California, San Francisco. Marcia previously served as Chair and Board Member of the Speech-Language Pathology and Audiology licensing board of California for five years. She has been active in the California and American Academies of Audiology, and presently serves as the AuD program development consultant for the CSU Chancellor's Office.  Marcia collaborated for 18 years with scientists at UCSF on NIH supported cochlear implant studies. She has published numerous research articles, and has given many presentations at state, national and international venues.

Board Vice Chair Holly Kaiser, M.A., CCC-SLP, is a licensed Speech-Language Pathologist and was appointed to the Board by Governor Gavin Newsom on May 14, 2020. Holly has specialized in school-based therapy, consultation, and administrative services for over four decades. She is from Battle Creek, Michigan and received her Bachelor of Arts in Audiology and Speech Sciences from Michigan State University and her master’s degree with honors in Speech-Language Pathology from Central Michigan University. Until her recent retirement, Holly was an owner and Chief Operating Officer for Creative Strategies for Special Education, a consulting firm for schools and businesses that work with schools nationwide. In 1999, Holly co-founded Progressus Therapy, a national company that provides early intervention and school-based speech-language, occupational, and physical therapy services. She also founded a Bay Area company, Holly Kaiser Therapy Services in Northern CA, that offered a variety of special education services from 1981-2000. She currently serves as a Director at Large on the California Speech-Language-Hearing Association (CSHA) Board of Directors. Her previous position for CSHA was as the State Education Advocacy Leader representing the state of California to the American Speech-Language Hearing Association. CSHA awarded Holly as a Fellow of the Association in 2015 and with Honors of the Association in 2018.

Tod Borges is a licensed hearing aid dispenser that has been serving the community since 1998. Working in a variety of different areas in the hearing aid industry, he began his career in the Bay Area as a hearing aid dispenser for Miracle Ear, then transitioned to American Hearing Aid Associates where he worked with both audiologists and hearing aid dispensers as a practice management consultant. He has been an owner of a hearing aid business and currently works as a hearing aid dispenser for HearingLife Hearing Aid Centers in Lodi, California. Tod has assisted as a subject matter expert for the State as a practical exam proctor for many years. It has been his pleasure working with everyone in the extended hearing healthcare community and he looks forward to continuing that positive relationship with the Board. Tod was appointed by Governor Newsom.

Karen Chang is a native Californian. Active in her community, she was past-President of the Taiwanese American Citizens League, a board member for Plaza De La Raza Child Development Services, and currently serves on the Citizens Technical Advisory Council for the Puente Hills Habitat Preservation Authority. Karen graduated from New York University Stern School of Business and received her Master's degree in Public Policy at the University of Southern California. She has worked for Congresswoman Hilda Solis and State Controller John Chiang. Karen is a public member of the Speech-Language Pathology and Audiology and Hearing Aid Dispenser Board. Karen was appointed by Speaker Anthony Rendon.

John Dandurand, BC-HIS, is a licensed Hearing Aid Dispenser and was appointed to the Board by Governor Gavin Newsom on July 28, 2023. John has been a licensed Hearing Aid Dispenser since 1985 and worked in the hearing healthcare industry since 1983. After attending Cal State Northridge majoring in Business Administration, John was offered a position working for a hearing aid manufacturer. In 1984, he attended Cerritos College in pursuit of his Hearing Aid Dispenser license. John has worked with a variety of hearing aid manufacturers and businesses over the years, and since 2011 for Sonus Hearing Care Professionals in San Diego County and then Los Angeles and Orange counties starting in 2022. John is also the Vice President of Growth and Innovation for Serendipity Inc.

Gilda Dominguez M.S., CCC-SLP, CSSGB, is a licensed Speech-Language Pathologist. Gilda is a native Californian. Gilda earned a Bachelor of Arts degree with a major in Speech and Hearing Sciences from the University of California, Santa Barbara and a Master of Sciences degree in Communicative Disorders from California State University, Northridge. Her clinical experience includes evaluation and treatment of communication disorders and dysphagia across the age span (pediatrics through geriatrics).  She has worked in a variety of settings such as the hospital, outpatient clinic, skilled nursing facility and home health settings. Gilda is currently working at Emanate Health, in Southern California, as a Corporate Director and is employed as a Surveyor at CARF International. In her leadership role at Emanate Health, she oversees the Speech Pathology, Acute Rehabilitation, Home Health, Hospice and Palliative Care Departments. Gilda is a member of the American Speech Hearing Association. Gilda has served on the California Speech, Language and Hearing Association (CSHA) as the Director Elect and Director of District 7. CSHA awarded Gilda with an Outstanding Service Award in 2015 and an Outstanding Leadership Award for District 7 in 2020. Gilda has hosted and has been a speaker at CSHA events.  Gilda is a Certified Six Sigma Greenbelt earning her certification through the Joint Commission and Emanate Health. In 2017, Emanate Health presented Gilda with the Robust Process Improvement Lean Six Sigma Leadership of the Year Award for her exemplary leadership and commitment in transforming their culture to one of high reliability. She is currently training as a Six Sigma Black Belt. Gilda was appointed to the Board by Governor Gavin Newsom in May of 2021.

Dr. Tulio A. Valdez is a licensed Otolaryngologist and public member that was appointed to the Board by Governor Gavin Newsom on December 20, 2021. Dr. Valdez is a surgeon scientist born and raised in Colombia with a subspecialty interest in Pediatric Otolaryngology. He attended medical school at Universidad Javeriana in Bogota Colombia before undertaking his residency in Otolaryngology, Head and Neck Surgery at Tufts University in Boston. He completed his Pediatric Otolaryngology Fellowship at Texas Children’s Hospital (2007), Houston and obtained his Master’s in Clinical and Translational Research at the University of Connecticut. Clinically, Dr. Valdez is the surgical director of the pediatric sleep program. He has a special interest in the management of sinus disease in cystic fibrosis. Dr. Valdez has co-authored one textbook and numerous book chapters and scientific manuscripts. Dr. Valdez continues his clinical research in these areas, particularly with a focus on aerodigestive disorders. Scientifically, Dr. Valdez has developed various imaging methods to diagnose otitis media and cholesteatoma a middle ear condition that can lead to hearing loss. He was part of the Laser Biomedical Research Center at Massachusetts Institute of Technology. His research includes novel imaging modalities to better diagnose ear infections one of the most common pediatric problems. His research has now expanded to include better intraoperative imaging modalities in pediatric patients to improve surgical outcomes without the need for radiation exposure. Dr. Valdez believes in the multi-disciplinary collaborations to tackle medical problems and has co-invented various medical devices and surgical simulation models.

Amy E. White, Au.D. of Sloughhouse, is a licensed Audiologist and was appointed to the Board by Governor Gavin Newsom on December 20, 2021. Dr. White has been Service Chief for Audiology and Speech-Language Pathology for the Veterans Health Administration, Northern California Region since 2021 and has been Chief Executive Officer and Audiologist at Elk Grove Hearing Care since 2015. She served as a Clinic Co-Coordinator and Instructor at California State University, Sacramento and as Clinic Director at the University of the Pacific's Hearing and Balance Center. She has been an Audiologist in California since 2008. Dr. White earned a Doctor of Audiology degree from Utah State University. She is a member of the California Academy of Audiology, American Academy of Audiology and the American Speech-Language Hearing Association.