This book encompasses part of the papers presented at the Fifth International Symposium on Motor Control held in Varna, Bulgaria from 10 to 14 June 1985. The Motor Control Symposia organized in Bulgaria became tradition following the successful initiation of Professor Gydikov and his collaborators of the previous four meetings (Sofia, 1969, Varna, 1972, Albena, 1976, Varna, 1981). More than 140 scientists participated in the last Symposium, 40 from East Europe, 15 from West Europe, 15 from USA and Canada. These Symposia established an opportunity for encounter of prom- inent scientists from...