Hudson Hollister

Executive Director


Hudson Hollister founded the Data Coalition in 2012 to serve as the leading industry advocacy group for open data in government. He has helped to craft landmark U.S. government data reforms, including the Digital Accountability and Transparency Act of 2014 (DATA Act) and the Financial Transparency Act. He received the FCW Federal 100 award in 2015 and was a Fastcase 50 winner in 2016.

Prior to founding the Data Coalition, Hudson served as counsel to the Committee on Oversight and Government Reform of the U.S. House of Representatives and as an attorney fellow in the Office of Interactive Disclosure at the Securities and Exchange Commission. Before his government service, he was a securities litigator in the Chicago office of Latham & Watkins LLP. Hudson can be reached at

Christian Hoehner

Policy Director


As the newest addition to the Data Coalition team, Christian Hoehner has joined as the Director of Policy where he will be leading the legislative and executive branch efforts on behalf of the coalition. Christian most recently spent five years with the independent government affairs firm Van Scoyoc Associates where he worked with the firm’s university, research and development, and technology contractor client base. He conducted legislative policy research, tracked the budget process, identified federal programmatic funding opportunities, and developed relations with Congressional staff and industry leaders on behalf of the firm. Christian studied political affairs and public policy at the University of Virginia where he earned his Bachelor of Arts in US Government and Sociology. Christian can be reached at

Sarah Joy Hays

Membership Services and Programming Director

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Sarah Joy Hays began working with the Coalition as a consultant May of 2013. After a successful DT2013, she began full time work with the Coalition. Along side Hudson, Sarah Joy helped grow membership, cultivate the existing members, as well as coordinate the events and programs produced by the Data Coalition. Sarah Joy is a graduate of Louisiana State University and brings a background of non-profit management, conference planning, and development to her role as Member Services and Programming Director. Sarah Joy Hays can be reached at

Nick Jeffress

Development Director


Nick Jeffress is the Development Director for the Data Coalition. Nick works closely with the leadership and Board of Advisors to grow the Coalition, and is the primary point of contact for prospective new members, both individual and corporate. Prior to joining the Coalition, Nick was a successful political and non-profit consultant, working primarily on fundraising and financial management of small to mid-size organizations. He is a graduate of Virginia Tech and an active triathlete. Nick can be reached at

John Runyan


John Runyan

John Runyan is the President and founder of Runyan Public Affairs, an independent government relations firm and serves as the Treasurer of the Data Transparency Coalition. John has worked at the intersection of business, government and politics for more than 25 years.  He has helped organizations of every size address both legislative and regulatory challenges and successfully advance their public policy agendas regardless of the partisan climate or party control in Washington.

Success in Washington requires more than a few well-timed meetings on Capitol Hill.    RPA was organized to help clients develop a broader effort that focuses their constituent and grassroots resources, recruits key allies and coalition partners and builds a sustainable public policy effort that can achieve long-term success.

John Runyan has demonstrated outstanding leadership in all facets of the government relations profession.  He has managed the federal government relations lobbying team for a Fortune 100 global corporation, developed and managed both corporate and association political action committees, played leadership roles in major multi-industry business coalitions and chaired the business community’s largest grassroots and voter education program. John enjoys a solid reputation on Capitol Hill and among business and NGO leaders throughout Washington.

Jessica Yabsley

Communications Director

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Jessica Yabsley is the Communications Director of the Data Coalition. She focuses on strategic outreach and all internal and external communications at the Coalition. Prior to joining the Coalition, Jessica worked for a boutique federal government affairs firm and completed a legislative fellowship with U.S. Congressional Office. Jessica is a graduate from the University of Sydney with a Bachelors in Political Economy and has a Masters in Public Policy from the University of New South Wales, Sydney. Jessica Yabsley can be reached at