| NO. | Name | From | Time |
|---|---|---|---|
| 485 | Stanford University | 2004-11-20 - 2004-11-20 | |
| 484 | Dr. Randy Wang |
Princeton University | 2004-11-01 - 2004-11-01 |
| 483 | Shandong University, China | 2004-10-25 - 2004-10-25 | |
| 482 | State University of New York, Stony Brook | 2004-10-13 - 2004-10-13 | |
| 481 | University of California, San Diego | 2004-09-27 - 2004-09-27 |
