In the history of cybernetics there have been several attempts by cyberneticians to put themselves into the circularities of their theories and designs, invoking a shift from the cybernetics of mechanisms to a cybernetics of cybernetics. The latter is the title of a book chapter by Margaret Mead (1968) and of Heinz von Foerster’s (1974) edited compilation of articles on cybernetics. Foerster in...

90 0740-7475/03/$17.00 © 2003 IEEE Copublished by the IEEE CS and the IEEE CASS IEEE Design & Test of Computers THE DESIGN AUTOMATION CONFERENCE has evolved from a small workshop where technologists exchanged ideas on using computers for designing artifacts as diverse as buildings and electronic circuits to a large event with a rich technical program coupled with a trade show and commercial pre...

ganglionic eminences within which the internal capsule In this issue of Neuron, a paper by Ming et al. (2001) forms, it is expressed in the eminentia thalami, the enshows that stimulation of action potentials can dramatitopeduncular nucleus, and the caudal ganglionic emically alter the turning responses of growth cones to nence, structures positioned near the more proximal attractive and repuls...