Letter of Intent scalable interface Research Issues? Learning and IT Education and IT HCI Assistive Technologies Social economic implications strength is computational sciences education and computer science what about cognitive science wisconsin education -- young learners very informative cross domain relevent-- expert in physics comes to a chemistry portal and so what expert physicists novice at portal technology scalable in expertise -- people's knowledge high implies simpler interface. and platform size/modality/resolution portals for minorities and women roscoe crazy idea -- write off old people, focus on the youth interview old people relational programming is the way women think cilt nsf argonne openmath