The Midwestern Society of Orthodontists (MSO) has announced its 2012-2013 board appointments. The new board members include Ross Crist, DDS, Sioux Falls, SD, as president; John Crawford, DDS, Kenosha, Wis, as president-elect; and Deborah Lien, DDS, Rochester, Minn, as secretary-treasurer. The MSO membership had earlier approved a bylaw amendment eliminating the position of vice president.

Babette Cohen, DDS, Winnipeg, Manitoba, Canada, completed her term as the 2011-2012 president and will continue to serve as a member of the MSO board as immediate past present.

Brent Larson, DDS, Minneapolis, was re-elected for another terms to serve as the MSO Trustee to the AAO Board.

The MSO represents orthodontists in Illinois, Iowa, Manitoba, Minnesota, Missouri, Nebraska, North Dakota, South Dakota, and Wisconsin.