J. Campbell Barker
Cam’s practice focuses on appellate and complex commercial litigation. Before joining the firm, he was an appellate attorney in the U.S. Department of Justice, where he argued cases in the federal courts of appeals and briefed cases in the U.S. Supreme Court. Cam also served as a Special Assistant United States Attorney in the Eastern District of Virginia, prosecuting felonies in bench and jury trials.
Cam graduated with highest honors from The University of Texas School of Law, where he was Grand Chancellor and Book Review Editor on the Texas Law Review. He clerked for Chief Judge John M. Walker, Jr. on the U.S. Court of Appeals for the Second Circuit and Judge William C. Bryson on the U.S. Court of Appeals for the Federal Circuit.
Cam is admitted to practice in the U.S. Supreme Court, the U.S. Courts of Appeals for the First, Second, Fourth, Fifth, Sixth, Seventh, Ninth, and Federal Circuits, the four federal districts in Texas, and all Texas state courts.
U.S. Supreme Court Cases
- Nautilus v. Biosig Instruments, Inc. Represented American Intellectual Property Law Association in briefing the standard for properly claiming a patented invention.
- Horne v. Department of Agriculture. Represented constitutional law scholars in briefing the proper timing and forum for a Takings Clause challenge to an agricultural program.
- United States v. Jones. Represented the United States in briefing the constitutionality of the warrantless installation and use of a GPS tracking device to monitor the public movements of a suspect’s vehicle.
- Reynolds v. United States. Represented the United States in briefing a defendant’s standing to challenge sex-offender-registration duties under federal law.
- Kansas v. Ventris. Represented the United States in briefing the admissibility for impeachment purposes of a defendant’s voluntary statement obtained without a voluntary waiver of the Sixth Amendment right to counsel.
- Chambers v. United States. Represented the United States in briefing the scope of a federal sentencing-enhancement statute.
Texas Supreme Court Cases
- TracFone Wireless, Inc. v. Commission on State Emergency Communications. Represented TracFone in obtaining Texas Supreme Court review and reversal of a state agency’s decision requiring the company to collect monthly 9-1-1 fees intended to be applied only to traditional monthly-billed phone companies.
- Masterson v. Diocese of Northwest Texas. Represented a church in west Texas in obtaining a landmark ruling from the Texas Supreme Court in a church-property case, the first such ruling by that court since 1909, that Texas applies neutral principals in deciding disputes between church factions seeking control over church property after a doctrinal split.
- Service Employees International Union Local 5 v. Professional Janitorial Service of Houston, Inc. Represented SCOTUSblog and other bloggers in filing amicus brief on the test for allowing interlocutory appeals by members of the "print or electronic media."
U.S. Court of Appeals Cases
- Sharma v. Holder. Argued for and obtained Fifth Circuit reversal of the denial of political-persecution-based asylum to a Nepali citizen.
- United States v. Elashyi. Argued and won Fifth Circuit appeal affirming convictions for export violations, money laundering, false statements, and dealing in the property of a specially designated individual.
- United States v. Kebodeaux. Drafted briefing and argued Fifth Circuit appeal, yielding favorable panel opinion and rationale that later prevailed in U.S. Supreme Court review.
- United States v. Gonzalez-Terrazas. Drafted petition for rehearing that prompted Fifth Circuit to amend its opinion and withdraw an unfavorable ruling.
- United States v. Sumeru. Argued and won Ninth Circuit appeal upholding convictions and sentences for securities fraud, wire fraud, and money laundering.
- United States v. Cruz. Won on the briefs in consolidated Fourth Circuit appeals challenging three defendants’ convictions on violence-in-aid-of-racketeering charges.
- United States v. Simmonds. Argued and won Second Circuit appeal regarding the scope of the federal false-statements statute.
- United States v. Vanvliet. Argued and won First Circuit appeal involving suppression, jury-deadlock, and prosecutorial-misconduct issues.
- United States v. Branch. Argued and won Sixth Circuit appeal involving challenges to a search and mishandled evidence.
- United States v. Crespo-Rios. Argued and won First Circuit appeal seeking reversal of a district court’s order suppressing evidence.
- United States v. Rickmon. Argued and won Seventh Circuit appeal upholding drug and gun convictions.
- United States v. Nelson. Argued and won Ninth Circuit appeal on district court’s admission of expert testimony.
- "Appellate Lawyer of the Week," Texas Lawyer, 2013
- "Texas Rising Star" in Appellate Litigation, Thomson Reuters, 2013-2014
- State Bar of Texas Pro Bono College, 2013
- Member, Amicus Committee, American Intellectual Property Law Association
- Member, Federal Circuit Bar Association
- Pegasus Scholar, American Inns of Court, 2011
- “Anatomy of a Good Oral Argument,” Appellate Practice Conference, National Attorneys General Training and Research Institute, April 16 & 19, 2013 (Co-Presenter)
- “United States Supreme Court Update,” The Appellate Advocate, Spring 2013 - present
- "FCPA, Sanctions, Export & Antiboycott Compliance" and "The Attorney-Client Privilege," (with Charlie Parker), Texas Bar CLE, June 2012
- "Morrison v. National Australia Bank: The Impact on Institutional Investors," D.C. Bar Panel Discussion, May 2012
- Instructor, U.S. Department of Justice National Advocacy Center, August 2010 and August 2011
- "Texas Regulation of Religious Higher Education" (with Eric Cernyar), The Legal Rights and Responsibilities of the First Amendment’s Religious Liberties Clauses, State Bar of Texas Symposium, 2005
- "Grossly Excessive Penalties in the Battle Against Illegal File-Sharing," 83 Tex. L. Rev. 525, 2004
- "Wavelet-Based VBR Video Traffic Smoothing," 6 IEEE Transactions on Multimedia 611, 2004
- The University of Texas School of Law, J.D., 2005,
Highest Honors (Grand Chancellor; Book Review Editor, Texas Law Review)
- Texas A&M University, B.S., Computer/Electrical Engineering, 2002, summa cum laude (Tau Beta Pi, Eta Kappa Nu, Phi Kappa Phi, Dean’s Honor Roll)
- Law Clerk to The Hon. William C. Bryson, U.S. Court of Appeals, Federal Circuit, 2006-2007
- Law Clerk to The Hon. John M. Walker, Jr., U.S. Court of Appeals, Second Circuit, 2005-2006
- Admitted to Practice: Texas, 2005