International advisory committee:
- I. Antoniadis (CERN)
- R. Barbieri (Pisa)
- J. Ellis (CERN)
- H. P. Nilles (Bonn)
- S. Pokorski (Warsaw)
- M. Quiros (Barcelona)
- G. Ross (Oxford)
- C. Savoy (Saclay)
- G. Senjanovic (ICTP)
- F. Zwirner (Padua)
International advisory committee: