The issue of the relationship between cognition and motor processes can be - and has been - raised at different levels of analysis. In psychology, the issue under debate concerns, at a molecular level, the relationship between percep­ tion and movement or, at a more molar level, the relations between cognition and action.

Contributions by: D.A. Allport, P. Bach-y-Rita, R.B. Jr. Freeman, D. Gopher, L. Hay, H. Heuer, B.G. Hughes, H.H. Kornhuber, D.M. MacKay, G.W. McKonkie, D.J.K. Mewhorst, O. Neumann, R.W. Pew, H.L. Jr. Pick, W. Prinz, D.A. Rosenbaum, E. Saltzmann, A.F. Sanders, E. Scheerer, W.L. Shebilske, G.E. Stelmach, C. Trevarthen, P. Wolff, D. Zola