ISSI Team led by Stefano Ettori (IT)
- M. ArnaudĀ (PI of the XMM Heritage Project; CEA Saclay France)
- D. Eckert (MPE Garching Germany)
- S. Ettori (PI of the XMM Heritage Project & Team Leader; INAF-OAS Bologna Italy)
- F. Gastaldello (INAF-IASF Milano Italy)
- R. Gavazzi (IAP Paris France)
- S. Kay (Univ Manchester UK)
- L. Lovisari (CfA Cambridge US)
- B. Maughan (Univ Bristol UK)
- E. Pointecouteau (IRAP Toulouse France)
- G. Pratt (CEA Saclay France)
- M. Rossetti (INAF-IASF Milano Italy)
- M. Sereno (DIFA / INAF-OAS Bologna Italy)