Here are a couple of recent articles about the difference school librarians make in the lives of children:

• "Canadian School Libraries and Achievement Linked." American Libraries, May2006, Vol. 37 Issue 5, p25-26

• "Working Smarter: Being Strategic about Assessment and Accountability." Harada, Violet H.; Teacher Librarian, v33 n1 p8 Oct 2005

(Both of these articles are available through LiLI in Academic OneFile.)