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Practice Areas: Constitutional Litigation, Civil Litigation, Appellate Practice

Additional Information: Mr. Nielson has extensive litigation, government, and academic experience in the field of constitutional law. He has also litigated numerous cases in a variety of other areas, including government contracts, antitrust, and administrative law. In addition to his practice at Cooper and Kirk, Mr. Nielson is a Distinguished Lecturer at the J. Reuben Clark Law School at Brigham Young University, where he teaches classes on constitutional, national security, and foreign affairs law. In 2008, Mr. Nielson was appointed to serve as a member of the Utah Supreme Court’s Ethics and Discipline Committee. Before joining Cooper and Kirk, Mr. Nielson served from 2001 to 2005 at the U.S. Department of Justice. From 2001 to 2003 he was Counsel to the Attorney General, in which capacity he advised the Attorney General on a variety of legal matters and supervised high profile litigation relating to national security and other departmental priorities. In 2003 he was appointed Deputy Assistant Attorney General for the Office of Legal Counsel, which provides legal opinions and informal advice to the White House, the Attorney General, and Executive Branch Departments and Agencies on issues covering the full spectrum of international, constitutional, statutory, and regulatory law. Mr. Nielson served in this capacity for two years, during which time his work involved a broad range of issues relating to national security and other areas of constitutional, statutory, and international law. Prior to his work at the Justice Department, Mr. Nielson practiced law from 1999 to 2001 as an associate in the Issues and Appeals Practice Group at Jones, Day, Reavis & Pogue (now Jones Day) in Washington, D.C. He worked on a variety of litigation and other matters, especially in the areas of constitutional and employment law. Before that time he served as a law clerk to Judge J. Michael Luttig of the United States Court of Appeals for the Fourth Circuit, and to Justice Anthony M. Kennedy.

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Firm Members: Charles Cooper David Thompson Nicole Moss John Ohlendorf Brian Barnes