Board of Directors

Integrity Florida Board of Directors:

Bonnie Greenball Silvestri, J.D.

Bonnie Silvestri (002)Bonnie Silvestri is the Ethics and Compliance Specialist for Sarasota County. Most recently, she was the Director of Strategic Communications for the Office of Community Engagement and Partnerships for the University of South Florida.

She previously served as Senior Fellow for Arts, Culture, and Civic Engagement for the Institute for Public Policy and Leadership at the University of South Florida Sarasota-Manatee.  She has taught undergraduate courses in Interdisciplinary Social Sciences at USFSM since 2007. In 2015, Bonnie received the statewide Graham-Frey Civic Award from Florida Campus Compact for her achievements in her work in civic engagement.

Before moving to Florida, Bonnie was the founding executive director of the Judicial Campaign Ethics Center of the New York State Unified Court System, which provides ethics advice to judicial candidates and develops the Judicial Voters Guide. Prior to working with the state court system, she served as special counsel to the New York City Conflicts of Interest Board, where she advised and trained hundreds of public officials and employees.

Irene GuyIrene Guy

Irene is a retired Verizon executive, a lifelong Tampa resident, corporate leader, community volunteer and mother. In her most recent role, she worked with local and state government leaders, supported economic development and managed a portion of the company’s philanthropic budget.  Irene also serves as a U.S. Senate appointee to the Military Academies Board that is responsible for selecting annual military academy appointees.


Marilynn WillsMarilynn Wills

Marilynn is a past president of the League of Women Voters of Florida.  She has held various leadership positions on the League Board of Directors for many years and has been at the helm of the League Lobby Corps as Action Chair. Marilynn is a former teacher of high school mathematics and coached boys’ and girls’ cross country teams.


Marty RogolMartin H. Rogol, Esq.

Marty is a principal and co-founder of Next Horizon Communications, a full service, integrated public relations, marketing and communications agency.  Prior to Next Horizon, he founded Marketing Concepts, Inc., also based in West Palm Beach, FL.  Marty led some of the world’s most legendary campaigns as the founding executive director of USA for Africa, which produced the international anthem “We Are the World” and then mobilized over 7 million people for its “Hands Across America” project.  These projects raised $100 million.  Marty was an instrumental leader in the successful 2010 Palm Beach County ethics reform initiative.


 Michael DemaMichael J. Dema, Esq.  

Mike is the Assistant City Attorney for the City of St. Petersburg and one of the founders of Integrity Florida.  Prior to joining the City, he was in private practice.  Mike has a master’s degree in environment studies from Brown University and, before entering law school, he worked as an environmental consultant.



Dan Krassner HeadshotDan Krassner

Dan Krassner serves as the political director for Represent.Us, a nationwide campaign of conservatives, progressives and everyone in between, working together to fix America’s corrupt political system. Dan is a veteran political strategy and communications executive. He led the successful campaign to pass America’s first Anti-Corruption Act in Tallahassee, Florida in 2014. He co-founded Integrity Florida, a nonpartisan research institute and government watchdog group. Dan also served as Chief Strategy and Communications Officer for the Florida Chamber of Commerce, and Vice President of Communications at Florida TaxWatch. Previously, he was director of a leading global public relations and communications firm.

Integrity Florida research reports reflect the views of their authors alone and policy recommendations should not be considered to be endorsed by the Integrity Florida Board of Directors.  All Integrity Florida board members represent themselves, not their business or organization.


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