PART I: EXPERIMENTAL AND MATHEMATICAL ASPECTS: L.S. Illis: Recovery in the central nervous system and the experimental background of central functional stimulation; L. Vodovnik, & A. Stefanovska: Engineering and mathematical aspects of functional stimulation (peripheral and spinal cord); B. Coburn: A theoretical study of epidural electrical stimulation of the spinal cord; G. Vrbova & M.B. Lowrie: Experimental nerve-muscle stimulation; R.B. Borgens: Applied voltages in spinal cord reconstruction: history, strategies, and behavioural models; PART II: CLINICAL ASPECTS: (A) PERIPHERAL STIMULATION: G.L. Kidd: Patterned electrical stimulation; M.M. Dimitrijevic & M.R. Dimitrijevic: Clinical practice of functional stimulation; I.D. Swaine: Conditioning of skeletal muscle by long-term functional electrical stimulation - implications for the development of practical systems; A. Tallala & J.W. Bloom: Sacral stimulation for bladder control; R.I. Hallan, U.J. Patel, & N.S. Williams: Functional electrical stimulation of the anal sphincter; (B) CENTRAL STIMULATION: L.S. Illis, & J-U. Krainick: Spinal cord stimulation for pain; L.E. Augustinsson, B. Linderoth, & C. Mannheimer: Spinal cord stimulation in various ischaemic conditions; L.S. Illis: Spinal cord stimulation in spasticity and bladder dysfunction; R.F. Venn: Biochemical changes in relation to spinal cord and deep brain stimulation; (C) FUNCTIONAL NEUROCHEMICAL STIMULATION: R.M. Hermann: Spinal opioidergic activation: spinal, somatic, and vesical reflexes, and spasticity.