Sara Johnson is associate principal at Chisago Lakes High School in Lindstrom, Minnesota. She is also an adjunct professor teaching graduate classes on implementing response to intervention at St. Cloud State University. Sara was a school counselor and dean/counselor before becoming an administrator in 2003. At Chisago Lakes, her focus has been on establishing an effective RTI system for the school of approximately 1,200 students in grades 9-12.Her presentations provide real-life, hands-on experiences for educators working to implement an RTI system in their school. In addition to numerous presentations on RTI-related topics, Sara also has written several journal articles.Sara received a bachelor's degree from Moorhead State University and a master's degree and K-12 administrative license from St. Cloud State University.She is a coauthor of How RTI Works in Secondary Schools. Her work can be further explored at solution-tree.com