Monday, 22 May 2000 Focus Session: Inverse Planning (Steve Webb).- Session: Optimization/Inverse Planning 1.- Session: Computer Science.- Focus Session: Monte Carlo-Based Routine Clinical Treatment Planning (David Rogers).- Session: Computer Science/Imaging.- Tuesday, 23 May 2000 Focus Session: IMRT Delivery: Theoretical Concepts and Clinical Reality (Arthur Boyer, Wilfried DeNeve).- Session: IMRT Delivery Techniques.- Session: Dose Calculation & Biological Models.- Wednesday, 24 May 2000 Focus Session: Quality Assurance in Treatment Verification of Conformal Radiation Therapy (Fridtjof Nüsslin).- Session: IMRT Delivery & Verification.- Session: Other Treatment Modalities.- Session: Quality Assurance.- Session: Monte Carlo 1.- Session: Monte Carlo 2.- Session: Brachytherapy.- Thursday, 25 May 2000 Focus Session: New Approaches in Patient Positioning - Strengthening a Weak Chain Link (Gig Mageras).- Session: Optimization/Inverse Planning 2.- Session: EPID & Patient Positioning.- Author Index.