Undersheriff Sylvia Moir is known as a police executive who is calm in chaos and enthusiastic about the profession. A California native, Undersheriff Moir has over three decades of local police practice; with over a decade as a chief of police. She was appointed as the undersheriff of Marin County Sheriff’s Department in September 2022; responsible for leading and managing the day-to-day operations and administration of the organization. She was appointed as the interim chief of police in Napa, California in 2021; the chief of police in Tempe, Arizona 2016 to 2020 leading the department through multiple crises and advancements; and the chief of El Cerrito, California, Police Department from 2010 to 2016. Undersheriff Moir spent most of her early career with the Sacramento, California, Police Department where she served in every division of the department. She was the incident commander on hundreds of planned and spontaneous events, was deployed as an expert on an All-Hazards Incident Management Team, served as a trainer in several policing subjects, and was a member of the Sacramento Police Honor Guard. Notably, she completed rigorous and humbling training with the US Army Old Guard at Fort Myer, Virginia and Arlington National Cemetery.

Undersheriff Moir is the Principal of the Macrae Group Consulting where she and her team lead efforts to support California Senate Bill 2 – Peace Officer Certification and regulation related to Serious Misconduct, training for California State University Police Chief Advisory board performance, and building the US Bureau of Justice Assistance Public Safety Partnership Law Enforcement Leadership Community of Practice.

In 2021 Undersheriff Moir was appointed by US Secretary of Commerce Gina Raimondo to the FirstNet Board and is the chair of the FirstNet Governance and Rick Committee. She is a coordinator for the California Police Executive Development Course, and a member of the Law Enforcement Immigration Task Force. She served on the Executive Board of the Arizona and California associations of chiefs of police and is a past president of the Police Executive Research Forum.

Undersheriff Moir is in demand as a speaker and in 2019, she participated in TEDx SoMa’s Modern Campfire series, where she spoke on the complexity of modern-day policing and the importance of practicing mindfulness and developing resilience for enduring service. She co-hosts a podcast called the Hollow Bunny Leadership podcast with her friend and colleague, retired police chief Kristen Ziman. Their broad experiences and humorous approach engage listeners from a variety of professions.

Undersheriff Moir holds a Bachelor of Science in Criminal Justice from California State University, Sacramento and a Master of Arts in Organizational Management and a Master of Science degree from the Naval Postgraduate School – Center for Homeland Defense and Security where she was awarded the Butch Straub Award for Leadership and Intellectual Courage. She enjoys reading, hiking, running, and almost anything outside; she was excited to run the New York Marathon in November 2021, with the New York Police Department team, and ran the 2022 Chicago Marathon to benefit Alzheimer’s research.