scientific operators in Mathematics and Physics. Quantum and Operator Algebraic Aspects, June 20-25, Certosa di Pontignano, Siena, Italy. inherent company: 2000 Joint Summer Research Conference in the Mathematical Sciences, June 18-29, Mount Holyoke College, South Hadley, MA, USA. A-First AMS-Scandinavian International Mathematics Meeting, June 13-16, Odense University, Denmark.