Review of plasma confinement in helical systems, M. Fujiwara the status and future plans of the helical system research, M. Fujiwara nuclear fusion research and the JET project status and plans, A. Gibson the first fusion experiments using deuterium-tritium plasmas in the JET tokamak, A. Gibson trajectories in magnetic configurations, L. Laurent physics of long pulse experiments and Tore Supro results, L. Laurent the origin of edge turbulence, C.S. Liu theory of plasma rotation, C.S. Liu refractometric techniques in plasma diagnostics, H. Soltwisch overview on internal magnetic field measurements in tokamaks, H. Soltwisch the physics of the H-mode, F. Wagner confinement in tokamaks and stellarators, F. Wagner.