An interesting piece of new research should help teachers, principals, parents, and community and school board members think in fresh ways about student discipline.

Traditionally, many people have thought that schools are better places to learn when all the troublemakers are out of the building. This theory, which makes a certain amount of common sense, has been used to justify historically high suspension and expulsion rates (more than 3 million students were suspended in 2010).

Now along come Brea L. Perry of the University of Indiana and Edward W. Morris of the University of Kentucky to complicate our thinking.

Read the full article on The Huffington Post Education.