Respected educational researcher Benjamin Bloom is probably best known for his work in the 1950s on higher-order thinking skills, but his study of learning stretched out in many related directions over the course of his long career. In the February 1986 issue of Educational Leadership and in an interview published in the magazine in September 1985, Bloom discusses his research on talent development and mastery—topics that speak to how students acquire and hone skills and the support systems that foster this development. (from the ASCD blog)
Both pieces are linked in the blogpost.
The mention of this ASCD came originally at Larry Ferlazzo's blog. Check it out. The guy is amazing.