DENVER, Colorado, Feb. 23 -- The University of Colorado posted the following news: * * * Student Spotlight: Meet Colorado's High School Principal of the Year ToniJo Niccoli * When ToniJo Niccoli goes to work as a high school principal, she doesn't spend her day behind a closed door in the biggest office of the administrators' suite. She stands at a podium in the hallway. She wants her students to know her. And, more importantly, to know how much she cares about them. "It's truly like a small  more