Long term visitors in Theoretical Physics
| Dr Alexander S Belyaev | Particle |
| Nabanita Das Gupta Bhattacharyya | Particle |
| Dr Claudio Castelnovo | Condensed Matter |
| Prof Bill Dorland | Astrophysics+Plasmas |
| Prof Alon Faraggi | Particle |
| Dr Yang-Hui He | Particle |
| Prof Sir Christopher Llewellyn Smith | Particle |
| Prof Andy Lutken | Particle |
| Dr Filomena Nave | Astrophysics+Plasmas |
| Prof Sergio L A de Queiroz | Condensed Matter |
| Dr Graeme Smith | Astrophysics+Plasmas |
| Dr J B Taylor | Astrophysics+Plasmas |
| Dr Alessandro Zocco | Astrophysics+Plasmas |