Name                                              Dates
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Pasi Huovinen (Purdue University)                 11/17/08-11/21/08
Eugene Levin (Tel Aviv University)                12/01/08-04/30/09
Marc Schlegel (Jefferson Lab)                     12/14/08-12/20/08
Nan Su (U Frankfurt)                              1/5/09-1/10/09
Jorge Casalderey-Solana (CERN)                    2/23/09-2/27/09
Pasi Huovinen (U Frankfurt)                       4/21/09-4/25/09 
Ariel Zhitnitsky ( (British Columbia U.)          6/01/09-6/05/09
Kenji Fukushima ( Yukawa Ints.)                   6/08/09-6/26/09
Harmen Warringa ( U Frankfurt)                    6/20/09-7/05/09
Vladimir Miranksy ( Western Ontario U)            6/22/09-6/27/09
Pasi Huovinen (U Frankfurt)                       10/26/09-11/30/09
Mariza Nardi (U Torino)                           11/09/09-11/28/09
Pasi Huovinen (U Frankfurt)                       12/14/09-12/18/09