Sen. Orrin Hatch, R-Utah, named Kevin McGuiness, Republican staff director of the Senate Labor and Human Resources Committee, to be his administrative assistant. McGuiness will replace Dee Benson as Hatch's chief aide.

Benson leaves the Hatch office June 16 to become a deputy to Utahn Harold Christensen, acting deputy U.S. attorney general.Hatch's chief counsel, Francis Madsen, leaves June 16 to become president of the Massachusetts/Boston Mission for The Church of Jesus Christ of Latter-day Saints.

Christine Iverson, a professional staff member on the Labor Committee, will take over McGuiness' position as minority director.

Wendy Higginbotham, an executive assistant, will move up to the position of legislative director for Hatch.

McGuiness is a graduate of the University of California at Irvine and holds a law degree from George Washington University.

Iverson was graduated from DePauw University, Greencastle, Ind., and also holds a master's degree from George Mason University.

Higginbotham is a graduate of Brigham Young University and also attended Occidental College, Los Angeles, and the University of Grenoble, France.

Benson, a graduate of BYU, was a partner in the Salt Lake City law firm of Snow Christensen and Martineau before he joined the Hatch staff in 1985.