2007
| Rajesh Mehta | 15 June - 7 July | |
| Assoc. Prof. Arild Angelsen | Norwegian University of Life Sciences | 26 - 28 March |
| Prof. Yoshiyasu Ono | Osako University | 20 February - 5 March |
| Rajesh Mehta | 15 June - 7 July | |
| Assoc. Prof. Arild Angelsen | Norwegian University of Life Sciences | 26 - 28 March |
| Prof. Yoshiyasu Ono | Osako University | 20 February - 5 March |