David Miscavige is the ecclesiastical leader of the Scientology religion

David Miscavige is the ecclesiastical leader of the Scientology religion. From his position as Chairman of the Board of Religious Technology Center (RTC), Mr. Miscavige bears the ultimate responsibility for ensuring the standard and pure application of L. Ron Hubbard’s technologies of Dianetics and Scientology and for Keeping Scientology Working.

In that capacity, Mr. Miscavige has redefined the term “religious leader” to fit the tasks necessary to direct a truly unique, contemporary religion—a religion born in the twentieth century, which has achieved an unprecedented level of expansion in the twenty-first century, including some 8,500 Churches, Missions and affiliated groups across 165 nations.

Who is David Miscavige? - A Biography