Abstract

We examine how technologies, particularly computer, technologies that aid in cognitive processing, can support intellectual performance and enrich individuals ' minds. We distinguish between effects with and of a technology: Effects with occur when people work in part-nership with machines, whereas effects of occur when such part-nerships have subsequent cognitive spin-off effects for learners work-ing away from machines. It. is argued that effects both with and of depend on the individual's mindful engagement in the partnership. Such mind-machine collaborations also invite reexamination of prevailing conceptions of intelligence and ability: Are they proper-ties of the individual or of the joint system? We respond to these dilemmas by offering two views, one emphasizing mainly the upgraded performance in a person-machine system of partnership, the other emphasizing more, the educationally valued cognitive residue that can result. The use of computer tools to extend the reach