Organizing Committee:
- J. Morales [co-chair] (University of Zaragoza)
- E. Coccia [co-chair] (INFN/LNGS/University of Roma Tor Vergata)
- J. Puimedon [scientific secretary] (University of Zaragoza)
- V. Berezinsky (INFN/LNGS)
- J. Bernabeu (University of Valencia)
- A. Bottino (University of Torino/INFN)
- J.A. Villar (University of Zaragoza)
International Advisory Committee:
- J.J. Aubert (CNRS-Marseille)
- J. Bahcall (Princeton University)
- M. Baldo-Ceolin (University of Padova/INFN)
- L. Bergstrom (University of Stockholm)
- R. Bernabei (University of Roma Tor Vergata/INFN)
- A. Bettini (University of Padova/INFN/LSC)
- S. Bilenky (JINR-Dubna)
- D.O. Caldwell (University of California-Santa Barbara)
- J. Cronin (University of Chicago)
- A. Dar (Technion Haifa University)
- G. Domogatsky (INR-Moscow)
- H. Ejiri (University of Osaka)
- J. Ellis (CERN)
- E. Fernandez (IFAE-Barcelona)
- E. Fiorini (University of Milano/INFN)
- G. Fogli (University of Bari/INFN)
- M. Fukushima (ICCR-Tokio)
- T. Gaisser (University of Delaware)
- G. Gelmini (UCLA)
- A. Giazotto (INFN-Pisa)
- F. Halzen (University of Wisconsin)
- W. Haxton (University of Washington)
- E. Iarocci (University of Roma/INFN)
- T. Kirsten (MPI-Heidelberg)
- L. Maiani (University of Roma/INFN)
- A. McDonald (Queen's University)
- L. Mosca (Saclay/LSM-Frejus)
- E. Peterson (University of Minneapolis/Soudan)
- R. Petronzio (INFN/University of Roma Tor Vergata)
- G. Raffelt (MPI-Munchen)
- R. Rebolo (IAC-Tenerife)
- L. Resvanis (University of Athens)
- P. Salati (University of Savoie/LAPTH-Annecy)
- A. Smirnov (ICTP-Trieste)
- N. Spooner (University of Sheffield)
- S. Ting (MIT/CERN)
- Y. Totsuka (University of Tokyo)
- M. S. Turner (FNAL/University of Chicago)
- J.W.F. Valle (IFIC-Valencia)
- D. Vignaud (CdF-Paris)
- F. von Feilitzsch (Technische Universitat-Munchen)
- G. Zatsepin (INR-Moscow)
Steering Committee:
- A. Bottino [chair] (University of Torino/INFN)
- F.T. Avignone (University of South Carolina)
- B.C. Barish (CALTECH)
- E. Bellotti (University of Milano/INFN)
- J. Bernabeu (University of Valencia)
- V. de Alfaro (University of Torino/INFN)
- T. Kajita (ICCR-University of Tokyo)
- C.W. Kim (Johns Hopkins University/KIAS)
- E. Lorentz (University of Munchen)
- V. Matveev (INR-Moskow)
- D. Sinclair (University of Carleton)
- M. Spiro (IN2P3)