This study measures performance frequency of leadership tasks of approximately 20 percent of Colorado's principals. Principals most experienced do not differ from others on the frequency assessment scale, yet spend more time on instructional leadership activities, which range from teacher support (professional growth opportunities, rewards) and…

Evaluates the effect of a comprehensive teacher training program in Instructional Theory into Practice (ITIP) on student achievement. Reports findings of two phases of a four-phase Follow-Through study. Achievement test scores indicate that students in the project made significant gains in reading and mathematics. (DR)