The Rt. Revd. Martin Sigillito was consecrated in St. Louis, Missouri, in February, 2003, and since that time has served as the Diocesan of the Traditional Anglican Church of Missouri and as Presiding Bishop of the American Anglican Convocation (see the website at www.americananglicanconvocation.org). In the last year, his home parish, the Church of St. James the Apostle, has tripled in size.

On the secular side, he is the president of Martin T. Sigillito Associates, Ltd., through which he is involved in merchant banking and international business consulting. He limits his law practice to International Business Law and Transactions. He holds an Honors A.B. from the University of Missouri-Columbia in Classical Languages and Ancient History, an M.A. from Cornell University in European History and a J.D., cum laude, from Saint Louis University. He is a member of Phi Beta Kappa and a former Woodrow Wilson Fellow. His articles and reviews have appeared in a number of journals, including The Classical Bulletin, The American Journal of International Law and the St. Louis University Law Journal. He is a former member of the Advisory Board of the International and Comparative Law Center in Dallas, Texas. He belongs to both the American Society of International Law and the Missouri Bar. In the 1980's, before returning to private practice, he was an associate professor of international law and international relations and taught graduate and undergraduate students in Leiden, Geneva and Vienna. He has lectured throughout Europe and North America on various aspects on international law and relations for more that fifteen years, most recently (and since 1990) at St. Edmund Hall, Oxford, where he lectures annually on the history and law of the European Union.