She serves as director of the symphony band, St. Croix Valley Symphony Orchestra and the St. Croix Val- ley Community Band. In addition, Tjornehoj teaches classes in the area of conducting, music education and history of instrumental music. UW-River Falls also offers a master of science in arts degree and Tjornehoj serves as an advi- sor and instructor during the summer. The Shell Lake Arts Center hosts a concert band camp and Tjornehoj is the director and conductor during this event. She is also a co-founder and board member of the White Pine Music Festival.