Managing Partner, Bigley Ranish, LLP
Sean M. Bigley is a national security attorney and managing partner of Bigley Ranish, LLP. Mr. Bigley’s practice primarily encompasses defending federal employees and contractors in security clearance denial cases. He also provides personnel security consulting to major international defense and aerospace corporations, and prosecutes intelligence community whistle-blower retaliation cases.
Since first opening his firm in 2013, Mr. Bigley has grown it from a solo practice to a five-attorney partnership with employees in three states. Bigley Ranish, LLP attorneys regularly appear before administrative tribunals at agencies ranging from the CIA to the Department of State, representing in excess of 200 American intelligence officers, diplomats, armed forces personnel, and other security clearance holders each year around the world. In 2016 alone, Mr. Bigley and his colleagues represented clients in roughly forty states and a dozen countries.
The idea for this unique practice was borne out of Mr. Bigley’s prior service as a federal background investigator. Prior to and during law school, Mr. Bigley was an investigator for the U.S. Office of Personnel Management, where he conducted some of that agency’s most sensitive security investigations in the Los Angeles metropolitan area. Mr. Bigley has also served on the faculty of Chapman University, teaching national security and criminal justice courses with an emphasis in U.S.-European security cooperation. Earlier in his career, Mr. Bigley worked for several years in the White House and Department of Homeland Security under President George W. Bush.
A recognized expert in national security law, Mr. Bigley’s commentary on the topic is frequently sought by major media outlets such as Fox News, The New York Times, and CNN. He is a contributing writer for Clearancejobs.com and GovExec.com.
Mr. Bigley earned his Juris Doctorate from Chapman University School of Law. He holds a Bachelor’s Degree from Washington D.C.’s American University and a Master’s Degree from Boston University.
Partner, Baker Hostetler LLP
David Rivkin is a member of the firm's litigation, international and environmental teams and is co-leader of the firm's national appellate practice. He has extensive experience in constitutional, administrative and international law litigation and has been involved in numerous high-profile cases. With his prior experience in the government sector, David draws on a wealth of knowledge when providing compliance advice to companies and handling enforcement proceedings before government agencies on issues arising out of multilateral and unilateral sanctions, the Foreign Corrupt Practices Act (FCPA), anti-boycott issues, bankruptcy and financial fraud matters, and environmental and energy issues.
David has developed and implemented legislative, regulatory and litigation initiatives for two presidential administrations. Over the years, he has published hundreds of articles, op-eds, book reviews and book chapters on a variety of international, legal, constitutional, defense, arms control, foreign policy, environmental and energy issues for various newspapers and magazines, including The Wall Street Journal, The Washington Post, The New York Times, USA Today and The Los Angeles Times, and has been a frequent commentator and guest on TV and radio shows including ABC, CBS, NBC, CNN, Fox News, NPR and PBS.
Partner, BakerHostetler, Adjunct Fellow, The Manhattan Institute
Andrew Grossman leads BakerHostetler’s Appellate and Major Motion team. He has appeared before the U.S. Supreme Court, nearly all the federal courts of appeals, as well as some state appellate courts, litigating high-profile and complex commercial, administrative and constitutional issues.
Andrew works with practice groups across BakerHostetler to identify and tackle complex issues, advise on administrative law and strategy, tee up issues for appeal and tackle appeals. He has developed and implemented litigation and administrative strategies for clients in several fields and industries.
In addition to his practice, Andrew advises members of Congress on matters of constitutional and administrative law, having testified more than a dozen times before the House and Senate Judiciary Committees. He has been a frequent legal commentator on radio and television, having appeared on Fox News, CNN, MSNBC, CNBC, NPR and its affiliates, CBN and elsewhere. His legal commentary has also appeared in dozens of magazines and newspapers, including The Wall Street Journal, USA Today, The Washington Post, The Washington Times and many others.
Andrew is a Senior Legal Fellow at the Buckeye Institute, an Adjunct Fellow the Manhattan Institute and a member of the leadership of the Federalist Society. He previously served as an adjunct scholar at the Cato Institute’s Robert A. Levy Center for Constitutional Studies and a legal fellow at the Heritage Foundation’s Meese Center for Legal and Judicial Studies. He clerked for Judge Edith H. Jones on the U.S. Court of Appeals for the Fifth Circuit.
Presidential Nominees and Foreign Influence: Mitigating National Security Risks
Sean M. Bigley
Note from the Editor: This article describes the procedures involved in determining whether to grant...
The Alt-Chain Revolution: Regulatory Considerations for the Next Wave of Bitcoin Innovation
David B. Rivkin, Andrew Grossman
Bitcoin is dead. Long live Bitcoin. A counterintuitive feature of the groundbreaking cryptocurrency—and there are...
Municipal IDs: Good Enough for Opening a Bank Account?
In the latest episode in a decade-long saga of efforts to involve them in the...
Money Laundering and Terrorism: A Failed Past and a Bleak Future
John Pickering
By: John PickeringNow more than ever, national security requires that the people of the United...