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Staff Info

Paul Walters, Chief of Staff

Former Police Chief and City Manager Paul Walters is an expert on policy and management. Walters has managed many private and public agencies focusing on organizational efficiency through the implementation of leading-edge management principles and fiscally prudent policies. He has been written about extensively and has published a number of articles about community policing and innovations in the public sector.

He has served as a member and leader in many local, regional, and national management and public safety organizations including the International City/County Management Association, Chairman of the Orange County Regional Narcotics Suppression Program, and as a member of the FBI’s National Advisory Policy Committee for Los Angeles and Orange Counties.

From 1988 to 2011, Walters served as Police Chief for the City of Santa Ana, reducing the crime rate to its lowest in history. Also, Walters served as Chief Executive Officer-City Manager of the City of Santa Ana from 2011-2013 where he successfully led the city out of an impending bankruptcy.

Walters holds a Master of Public Administration from the University of Southern California, Sol Price School of Public Policy, and a Juris Doctorate from the American College of Law and a Bachelor’s Degree from California State University, Fullerton.

Walters began his public service career with the United States Air Force (1966-1970) during the Vietnam War before joining the Santa Ana Police Department as an officer in 1971. Walters served in every rank in the police department before being appointed Chief of Police in 1988 after competing in a national recruitment process.

Walters advises the Supervisor on public safety, labor negotiations, ethics, and audit. Email Paul Walters at

Victor Cao, Policy Advisor

Victor Cao advises on issues related to OC Public Works, LAFCO, Real Estate, CEO’s Office, Public Finance, Audit, Water, Orange County Fire Authority, Dana Point Harbor, and Decommissioning of San Onofre Nuclear Generating Station.

Prior to joining the Supervisor Bartlett’s staff, Victor managed government affairs on behalf of the residential development community. He has led a number of public policy initiatives related to land entitlement, workforce development, economic development, housing affordability, environmental sustainability, water, and transportation.

He received a bachelor’s degree in Political Science at the University of California, Irvine. Email Victor Cao at

James Dinwiddie, Policy Advisor

James Dinwiddie III began his career in public service at the municipal level within the Anaheim City Manager’s Office and went on to serve as a Policy Advisor to the immediate past 5th District Supervisor. Mr. Dinwiddie holds a Masters of Public Administration with an emphasis in Urban Affairs form the California State University, Long Beach Graduate Center for Public Policy and Administration as well as a B.A. in Political Science with a minor of Geography from California State University, Long Beach.

Mr. Dinwiddie advises on issues related to OC Parks, OC Waste & Recycling, OC Dana Point Harbor, John Wayne Airport, Orange County Community Resources, CEO-Information Technology, Probation, Registrar of Voters, Assessor, Auditor-Controller, Clerk of the Board, Clerk-Recorder, and the Treasurer-Tax Collector. Email James Dinwiddie at

Kelley Lee, Policy Advisor

Kelley Lee is a lifelong Orange County resident. She began her career in public service as an intern in the California State Assembly and rose in the ranks to become District Director. In addition, she formerly served in the Strategic Communications Department at the Orange County Transportation Authority. Kelley holds a Bachelors in Political Science from California Polytechnic University, Pomona and a Masters of Public Administration from California State University, Long Beach.

She now represents Supervisor Bartlett as a Policy Advisor regarding the issues of: transportation, Orange County Transportation Authority, Transportation Corridor Agencies, CEO – legislation / grants, California State Association of Counties, National Association of Counties, Orange County Sanitation District, Urban County Caucus, OCPW Roads and human resources. Email Kelley at

Sara May, Policy Advisor

Sara advises on issues related to the Healthcare Agency, Social Services Agency and CalOptima. Email Sara at

Sergio Prince, Community Relations Advisor

As a political consultant, Mr. Prince successfully managed a number of high-profile campaigns in Orange County before joining the Fifth District office. Among his victorious campaigns were Lisa Bartlett for Supervisor, Pat Bates for Supervisor, Chuck DeVore for State Assembly, Bill Campbell for Supervisor, and various City Council races. Prior to his current position as Community Relations Advisor for Supervisor Lisa Bartlett, Mr. Prince also served as Public Affairs Director and Policy Advisor for former 5th District Supervisor Pat Bates. As a longtime resident of south Orange County, Mr. Prince served on the Advisory Board for Committee for Safe and Healthy Communities (CSHC) as Special Projects and Grassroots Campaign Director, which spearheaded the passage of Measure W, ending Orange County’s long and divisive battle over a proposed commercial airport at the former Marine Corps Air Station at El Toro.

Mr. Prince advises on issues related to Community Relations, Special 5th District/County Events, Chamber of Commerce and City Events, Appointments to County Boards, Committees and Commissions, OC Human Relations Commission, OC Community Resources/OC Public Libraries, Board Resolutions, 5th District Proclamations/Certificates of Recognition, and represents the Supervisor at numerous events throughout the District and County. Email Sergio at

Tanya Flink, Office Manager

Tanya Flink was born and raised in the 5th District. She traveled to the East Coast to pursue dual degrees in Political Communication and Theater Studies, though quickly realized that Orange County was the place she would always call home. She graduated in three and half years and immediately moved back to the 5th District where she began work for the State Assembly. She later joined Supervisor Bartlett’s campaign staff, and was thrilled to accept a position at the Board of Supervisors after a victorious election. Outside of the office, Tanya enjoys engaging in her local community, including frequenting farmers markets, teaching boot camp, and volunteering as a cast member in the Pageant of the Masters. Tanya handles constituent casework, scheduling, Orange County Community Resources Animal Care and Child Support Services for Supervisor Bartlett. Email Tanya at