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| President | V. President | Secr/Treasurer | |
| 1987-1990 | S R Hall | M Viswamitra | J Harada |
| 1990-1993 | N Kasai | F-M Miao | Y Wang |
| 1993-1996 | W Robinson | Y Wang | Z Zhang |
| 1996-1999 | Z Zhang | C Howard | S-L Chang |
| 1999-2002 | Y Ohashi | J Simpson | S-L Chang |
| 2002-2004 | Y Wang | M Vijayan | B Skelton |
| 2004-2007 | M Vijayan | M Guss | I Williams |
| 2007-2010 | M Guss | Se Won Suh | K Haller |