Biographies for OCSIT Leadership Team

Phaedra Chrousos Marion A. Royal Karen Trebon
Aaron Snow Sarah Crane Garren Givens

Phaedra Chrousos, Associate Administrator for Office of Citizen Services and Innovative Technologies Phaedra S. Chrousos
Associate Administrator
Office of Citizen Services and Innovative Technologies/18F
U.S. General Services Administration

Phaedra Chrousos serves as the Associate Administrator for OCSIT/18F at the U.S. General Services Administration (GSA). She leads a digital team that is building effective, user-centric digital services focused on the interaction between government and the people and businesses it serves. Phaedra also serves as GSA's Chief Customer Officer. As the first CCO in the federal government, Phaedra leads a pilot customer experience team with an end goal of scaling customer experience services across government via OCSIT/18F.

Prior to joining GSA, Phaedra co-founded and led Daily Secret as its COO. In this role, Phaedra helped turn what was originally designed as a positive energy project into a fast growing digital media brand for premium audiences around the world. Employing a hub-and-spoke operating model, Phaedra led the launch of 37 Daily Secret editions in 21 countries and 12 languages over the course of three years. Headquartered in New York, NY and Athens, Greece, Daily Secret is backed by leading media and technology VCs.

Prior to Daily Secret, Phaedra ideated, co-founded and lead HealthLeap, a Health 2.0 company based in New York, NY that improved access to healthcare by offering real-time appointment scheduling between patients and doctors. HealthLeap was sold to a strategic partner, MDxMedical, less than 10 months after launch. Phaedra spent one year as a Vice President of MDxMedical, ensuring the successful transition of HealthLeap post-acquisition. She also has several years of consulting experience, most notably at The Boston Consulting Group in New York, NY and London, UK and The World Bank Group in Washington, DC.

Phaedra holds a BA from Georgetown University, a MSC with Distinction from The London School of Economics, and a MBA with Honors from Columbia University Business School. She is an Endeavor Entrepreneur, a judge for the annual $2.5M Hellenic Entrepreneurship Award, and was recently named one of Greece's '40 under 40' by Fortune Magazine.

Marion Royal, Acting Deputy Associate Administrator Marion A. Royal
Director of Government Solutions
Office of Citizen Services and Innovative Technologies/18F
U.S. General Services Administration

Marion A. Royal is the Director of Government Solutions at General Services Administration with the Office of Innovative Technologies at GSA, part of the Office of Citizen Services and Innovative Technologies (OCSIT)/18F.

Prior to this assignment, Marion served as the Director of the program for five years from it's inception in May, 2009 until September, 2014.

The Government Solutions Division comprises a portfolio of programs with a mission of providing technology solutions to GSA and other federal agencies
Currently this portfolio includes:

  • – Catalog of Datasets across the government; 
  • FedRAMP - Federal Risk and Authorization Management Program; 
  • - Federal Cloud Credential Provisioning;
  • – Croudsourcing for innovation; and
  • eCPIC - Electronic Capital Planning and Investment Control. 

Marion has actively participated with the Office of Management and Budget and the Executive Office of the President to create and implement policy on transparency, open data and open government.

In 2014, Marion received the GSA Administrator award for Meritorious Service in recognition of his sustained contributions to GSA and Public Service.

Mr. Royal serves as a nationally recognized Agency spokesperson on a diverse range of issues related to Electronic Government with specific emphasis on Open Government, Open Data, Enterprise Architecture, Data Interoperability, Collaboration and Security.

Marion also serves as the North American representative on the Open Data Steering Committee, part of the Open Government Partnership which includes 65 international countries.

Marion has worked on a number of government-wide projects during his twenty-three year tenure at General Services Administration. Working with Federal Agencies, commercial partners, and industry forums, he has served as a catalyst to advance Open and Transparent Government, Government-wide Collaboration, Electronic Messaging, Electronic Directories (X.500), Public Key Infrastructures, Information Management and XML. He served as the U.S. Head of Delegation to UN/CEFACT, an International Standards Organization for the United Nations and co-chaired the Data Harmonization Working Group. During the maturity of XML, he led the government-wide XML Working Group and contributed to the OASIS Universal Business Language (UBL).

On Enterprise Architecture, he has served as the Chief Architect for the Financial Management Line of Business and the Chief Architect for the Quicksilver task force in 2001 which launched 26 significant e-gov initiatives.

Karen Trebon Karen Trebon
Acting Director of the Digital Government 
Office of Citizen Services & Innovative Technologies/18F
U.S. General Services Administration 

Karen Trebon is the Acting Director of the Digital Government Division in the Office of Citizen Services and Innovative Technologies (OSCIT). Karen has been with OCSIT since 2002.

The Digital Government Division houses the MobileGov and SocialGov Communities of Practice, the blog, and five other programs: DigitalGov University, Open Opportunities, DigitalGov Search, and the Digital Analytics Program. Karen also worked on the award winning website from 2010 to 2014.

Prior to GSA, Karen worked for Amplify Public Affairs and the American Power Association. She also did three brief stints on Capitol Hill – Sen. Sarbanes, Rep. Hoyer, and the House Energy and Commerce Committee.

Karen has a Bachelors in Government from the University of Maryland College Park and a Masters in Public Administration from George Washington University. She is also a certified Project Management Professional (PMP).

Aaron Snow headshot Aaron Snow
Acting Executive Director of 18F 
Office of Citizen Services and Innovative Technologies/18F
U.S. General Services Administration

Aaron Snow is the acting Executive Director and a co-founder of 18F. He was a Presidential Innovation Fellow in 2013. Previously, Aaron co-founded Daring Software. Prior to that, he was Web Development Manager for Birthday in a Box; a program manager for Microsoft; a computer science instructor for the University of Washington Extension School; a Federal law clerk; a litigation attorney for Boies, Schiller & Flexner LLP; and a manager and senior advisor for voter protection teams on two presidential campaigns.

Sarah Crane, Acting Director of the Federal Citizen Information Center Sarah Crane
Director of the Federal Citizen Information Center 
GSA Office of Citizen Services and Innovative Technologies
U.S. General Services Administration

Sarah Crane is the Director of the Federal Citizen Information Center, in GSA’s Office of Citizen Services and Innovative Technologies.

Sarah currently leads the Federal Citizen Information Center in its mission to revolutionize the way the public thinks about government information and services. Through its flagship websites,, and, it’s world-class contact center, and its print publication operations, FCIC garners over 250 million direct citizen interactions every year.

Previously Sarah served as Director of,, and, managing a diverse team of developers, writers, editors, designers, accessibility specialists, and project managers. Under her leadership, was recognized nationally and internationally for its work in responsive design, user experience, and accessibility.

Ms. Crane joined the government in 2001 as a Presidential Management Fellow and has previously served in the White House Office of New Media, where she was an information specialist, and the Department of Transportation Speechwriting Department, where she wrote speeches for Secretary Norm Mineta. Sarah is an active member of the Federal Web Managers Council, the American Forensics Association, DC Web Women, and the Usability Professionals Association.

Garren Givens, Acting Deputy Associate Administrator of OCSIT Garren Givens
Acting Deputy Associate Administrator of OCSIT
GSA Office of Citizen Services and Innovative Technologies
U.S. General Services Administration

Garren serves as the Acting Deputy Associate Administrator of OCSIT, and is the Director of the Presidential Innovation Fellows Program. In his combined roles, Garren and his office work across the U.S. Government, providing critical shared services to federal agencies and citizen-centric platforms aimed at saving lives, saving taxpayer money, creating jobs, and improving the way the Government serves the people. He was part of the founding effort at 18F, GSA’s innovative digital services delivery team, and has helped bring dozens of innovators and technologists into government from the private sector to tackle some of the nation's biggest challenges.

As an entrepreneur, Garren has launched multiple startups, both independently and at large companies. He has contributed articles to VentureBeat and Huffington Post, and his startups have been covered by Entrepreneur, Forbes, TechCrunch, VentureBeat, and other publications. Garren holds a BA and MBA from Yale University.

Last Reviewed 2016-01-25