Participants (August 30, 2007):
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1	Alexandrova Olga (Observatory of Paris, France)
2	Beck Arnaud (Observatory of Paris, France)
3	Belkacem Kevin (Observatoire de Paris, Paris, France)
4	Belmont Gerard (CETP, Velizy, France) 
5	Bougeret Jean-Louis  (LESIA, Observatoire de Paris)
6	Bonnin Xavier (Observatoire de Paris, Paris, France)
7	Briand Carine (Observatory of Paris, France)
8	Burgess David (Queen Mary and Westfield College, London, UK)
9	Califano Francesco (University of Pisa)
10	Canu Patrick (CETP/CNRS)
11	Carbone Vincenzo (Dipartimento di Fisica, Universita` della Calabria) 
12	Catala Claude (Observatory of Paris)
13	Cecconi Baptiste (LESIA, Observatoire de Paris, Meudon, France )
14	Chandrasekhar Reddy Anekallu (Mullard Space Science Laboratory, University College London)
15	Chiuderi Claudio (Dipartimento di Astronomia, Universita di Firenze, Italie)
16	Collin Suzy (LUTH, Observatory of Paris)
17	Couturier Pierre (Observatoire de Paris, Paris, France)
18	De Kertanguy Amaury (Observatory of Paris, France)
19	Delcourt Dominique (CETP-CNRS-IPSL, France)
20	Del Sarto Daniele (L.P.M.I.A. UHP-Nancy 1, Nancy, France)
21	Demoulin Pascal (LESIA, Observatoire de Paris, Paris, France)
22	Drossart Pierre (Observatory of Paris, France)
23	Fontaine Dominique (CETP - CNRS) 
24	Galtier Sebastien (Institut d'Astrophysique Spatiale, France)
25	Goupil Marie-Jo (Observatoire de Paris, France)
26	Grappin Roland (Observatory of Paris, France)
27	Christopher Harvey (CESR, Toulouse, France) 
28	Hellinger Petr (Institute of Atmospheric Physics, Prague, Czech Republic)
29	Henri Pierre (LESIA, Observatoire de Paris, Paris, France) 
30	Hoang Sang (Observatoire de Paris, LESIA, Meudon, France)
31	Issautier Karine (Observatory of Paris)
32	Kellogg Paul J. (University of Minnesota, Minneapolis, MN, USA) 
33	Krasnoselskikh Vladimir (LPCE/CNRS-University of Orleans)
34	Lacombe Catherine (Observatory of Paris)
35	Lamy Laurent (Observatoire de Paris, Paris, France) 
36	Landi Simone (Universita di Firenze, Firenze, Italy)
37	Lehner Thierry (Observatoire De Paris, Meudon)
38	Leroy Bernard (Observatoire de Paris, Meudon, France)
39	Lignieres Francois (Observatoire Midi-Pyrenees)
40	Londrillo Pasquale (INAF-Osservatorio di Bologna)
41	Louarn Philippe (CESR) 
42	Maksimovic Milan (Observatory of Paris)
43	Mangeney Andre (Observatory of Paris)
44	Matteini Lorenzo (Università di Firenze, Italia)
45	Mazelle Christian (CESR, Toulouse, France) 
46	Meyer Nicole (Observatoire de Paris, Paris, France)
47	Moncuquet Michel (Observatoire de Paris , Meudon, France)
48	Mottez Fabrice (Observatoire de Paris, Meudon, France)
49	Nguyen Quynh Nhu (Observatoire de Paris - LESIA, France)
50	Pantellini Filippo (Observatory of Paris)
51	Passot Thierry (Observatory of Nice)
52	Pegoraro Francesco  (University of Pisa, Italy)
53	Praderie Francoise (Observatory of Paris, France)       
54	Raoult-Barbezat Antoinette (Observatoire de Paris, meudon, LESIA, France)
55	Reme Henri (CESR Toulouse)
56	Rieutord Michel (Observatoire de Toulouse-Tarbes, France) 
57	Rincon Francois (DAMTP, Universite de Cambridge, UK)
58	Salem Chadi (SSL, University of California, Berkeley, USA)
59	Samadi Reza (LESIA Observatoire de Paris, Paris, France)
60	Schekochihin Alexander (Imperial College London)
61	Signore Monique (Observatoire de Paris,Paris, France)
62	Stverak Stepan (Institute of Atmospheric Physics, Prague, Czech Republic)
63	Talagrand Olivier (Laboratoire de Météorologie Dynamique Paris, France)
64	Travnicek Pavel (Institute of Atmospheric Physics, Prague, Czech Republic)
65	Valentini Francesco (University of Calabria, Italy)
66	Velli Marco (Observatory of Florence, Italy)
67	Veltri Pierluigi (University of Calabria, Italy)
68	Vilmer Nicole (Observatoire de Paris)
69	Zahn Jean-Paul (Observatoire de Paris, Paris, France)
70	Zarka Philippe (Observatory of Paris)
71	Zimbardo Gaetano  (University of Calabria, Italy)
72	Zouganelis Yannis (Observatoire de Paris, Paris, France)