Luke is active in investor-state, inter-state, and commercial arbitrations. He is working on several investor-state arbitrations that involve claims of expropriation, fair and equitable treatment, and denial of justice. He is advising two sovereign clients on issues of public international law relating to treaty and water issues. Luke’s commercial work spans the energy, financial, and technology sectors, and includes spearheading one of the largest ICC cases ever. He has substantial experience in cases governed by civil law.

Prior to co-founding Three Crowns, Luke was a partner in the Global Disputes practice group of a leading international law firm.

Luke is ranked by Chambers and Partners, which describes him as an “extraordinarily intelligent” attorney who “draws extensive praise for his advocacy skills, with clients affirming that ‘his analysis and strategic view is outstanding.’”  Who’s Who recognized Luke as a “future leader” in 2017, writing that he “is praised for his ‘fantastic analytical and writing abilities.’”  Legal 500 notes that Luke “‘is extremely smart and a great strategic thinker’ and is an ‘excellent draftsman.’”

Luke previously worked in the Office of Legal Counsel at the U.S. Department of Justice, where he advised and prepared formal legal opinions for executive branch officials on a range of constitutional, international, and administrative law issues.  Luke teaches a course on global sovereign disputes at American University and his monograph General Principles of Law and International Due Process was recently published by Oxford University Press.  He earned his law degree from the University of Chicago Law School, after which he clerked for the late Chief Justice of the U.S. Supreme Court, William H. Rehnquist.