| MacFarlane David | University of California, San Diego | USA |
| Macri Mario | INFN-Genova | Italy |
| Maiani Luciano | CERN | CERN |
| Malkawi Ehab | Jordan University of Science & Technology | Jordan |
| Mallik Usha | University of Iowa | USA |
| Mannel Thomas | University of Karlsruhe | Germany |
| Mansoulie Bruno | CEA DAPNIA-SACLAY | France |
| Mantsch Paul | Fermi National Accelerator Laboratory | USA |
| Maravin Yurii | Fermi National Accelerator Laboratory | USA |
| Marcellini Stefano | INFN, Bologna | Italy |
| Martin Victoria | Northwestern University | USA |
| Martinez Roberto | Universidad Nacional | Colombia |
| Maruyama Takasumi | University of Chicago | USA |
| Matteuzzi Clara | INFN | Italy |
| Mazzucato Edoardo | CEA Saclay | France |
| McBride Patricia | Fermi National Accelerator Laboratory | USA |
| Meder David P. | University of Mainz | Germany |
| Melanson Harry | Fermi National Accelerator Laboratory | USA |
| Mellado Bruce | University of Wisconsin | USA |
| Melnikov Kirill | University of Hawaii | USA |
| Mendez Hector | University of Puerto Rico, Mayaguez | USA |
| Merkel Petra | Fermi National Accelerator Laboratory | USA |
| Messina Andrea | University of Rome La Sapienza | Italy |
| Meyer Holger | Fermi National Accelerator Laboratory | USA |
| Miao Ting | Fermi National Accelerator Laboratory | USA |
| Michael Douglas | California Institute of Technology | USA |
| Mikuz Marko | University of Ljubljana | Slovenia |
| Miller David | University College London | UK |
| Miller Steve | Superconductor Week | USA |
| Mills Corrinne | University of California, Santa Barbara | USA |
| Miranda Jussara M. de | Centro Brasileiro de Pesquisas Fisicas | Brazil |
| Mitchell Ryan | University of Tennessee | USA |
| Mnich Joachim | RWTH Aachen | Germany |
| Mohr Brian | University of California, Los Angeles | USA |
| Mommsen Remi | University of California, Irvine | USA |
| Mong Giao Nguyen | Physics Institute Hochiminh city | Vietnam |
| Montgomery Hugh | Fermi National Accelerator Laboratory | USA |
| Morelos Antonio | Universidad Autonoma de San Luis Potosi | Mexico |
| Morita Youhei | KEK | Japan |
| Morozumi Takuya | Hiroshima University | Japan |
| Moshe Moshe | Technion-Israel Institute of Technology | Israel |
| Mrenna Stephen | Fermi National Accelerator Laboratory | USA |
| Muciaccia Maria-Teresa | Bari University | Italy |
| Mukherjee Asmita | University of Dortmund | Germany |
| Mulders Martijn | Fermi National Accelerator Laboratory | USA |
| Mulhearn Michael | Massachusetts Institute of Technology | USA |
| Murat Pavel | Fermi National Accelerator Laboratory | USA |
| Murayama Hitoshi | University of California, Berkeley | USA |
| Muresan Raluca-Anca | Niels Bohr Institute | Denmark |