| Abe Kazuo | High Energy Accelerator Research Org. (KEK) | Japan |
| Abramowicz Halina | Tel Aviv University | Israel |
| Acosta Darin | University of Florida | USA |
| Adams Mark | University of Illinois, Chicago | USA |
| Aguilar-Benitez Manuel | CIEMAT | Spain |
| Akchurin Nural | Texas Tech University | USA |
| Albert Justin | California Institute of Technology | USA |
| Albrow Michael | Fermi National Accelerator Laboratory | USA |
| Alekhin Sergey | Inst. for High Energy Physics, Protvino | Russia |
| Anderson Kelby | University of Chicago | USA |
| Apollinari Giorgio | Fermi National Accelerator Laboratory | USA |
| Appel Jeffrey | Fermi National Accelerator Laboratory | USA |
| Armstrong Stephen | CERN | CERN |
| Arrington John | Argonne National Laboratory | USA |
| Artuso Marina | Syracuse University | USA |
| Ashmanskas Bill | Argonne National Laboratory | USA |
| Assaoui Fatna | Faculty of Sciences Agdal, Univ. Mohammed V | Morocco |
| Aston David | Stanford Linear Accelerator Center | USA |
| Atramentov Oleksiy | Iowa State University | USA |
| Avvakumov Sergey | Stanford University | USA |
| Aymar Robert | CERN | CERN |
| Ayres David | Argonne National Laboratory | USA |
| Azzi Patrizia | INFN Padova | Italy |