By Seymour Papert
The facetious old turn of phrase that identifies schooling with the three Rs - reading, 'riting, and 'rithmetic - may express the most obstinate block to change in education. The central role of these "basics" is never discussed; it is considered obvious. Thus the most important consequences of new technologies are not recognized by education policy-makers.
In summary, Smalltalk's specification-like coding and incremental development environment permits a unique human-human-machine dialogue. CRC Cards allow larger groups to feel this dialogue which is based on repeated episodes of decision making. Finally, members of somewhat larger production development teams can exploit the human-human-machine dialogue on a pair-wise basis. The complex communication that then takes place will support a High-Performance organization with many benefits, a few of which I have mentioned.
Bettina Grünzweil, and Michael Haller. Proceedings of the 5th Symposium of the Workgroup Human-Computer Interaction and Usability Engineering of the Austrian Computer Society on HCI and Usability for e-Inclusion, page 448--456. Berlin, Heidelberg, Springer-Verlag, (2009)