He previously practiced law in New York City with Sidley Austin LLP and Baker Hostetler LLP and clerked for the Appeals Chamber of the International Criminal Court in the Hague, Netherlands.Professor Markovic is currently the principal investigator of the Texas Lawyers Study, which examines the incomes and career satisfaction of members of the State Bar of Texas. Professor Markovic writes primarily in the field of legal ethics, with a special focus on the duties of lawyers and judges in transnational contexts.