Proof includes novel skill performance. Increase in RT more complex. EMG patterns are similar whether a person makes or not able to make a prepared movement. Minimum amount of time needed to stop intended movement. Changes over time do not follow linear progression.
Attractors are preferred behavioral states.
Self organization when certain conditions characterize a situation. Collective variables combine to define overall behavior of system. Because innate learned coordinative structures exist humans do not need schema. Too many characteristics of action cannot be explained by motor program. Did have problems with new start points.