Jim Ysseldyke, Professor of Educational Psychology and Director of the National Center on Educational Outcomes at the University of Minnesota, who gave a keynote address at ‘isec 95’, argues that in order to improve teaching and learning we need to know where we are going, how to get there, and the extent to which we are achieving educational goals. He contends that in most countries we have clearly articulated educational goals and provides evidence that we know how to achieve these goals, but asserts that we have no information on the extent to which students with disabilities are achieving such go