J. Ambjorn (Niels Bohr Institute, Denmark)

D. Andriot (Albert Einstein Institute, Germany)

D. Benedetti (Albert Einstein Institute, Germany)

J. Ben Geloun (Albert Einstein Institute, Germany)

F. Cachazo (Perimeter Institute, Canada)

F. David (CEA, Saclay, France)

E. Dudas (CPTh, Ecole Polytechnique, France)

J. Lewandowski (Univ. Warsaw, Poland)

J. Manschot (University Lyon 1 Claude Bernard, France)

M. Marino (Univ. Geneva, Switzerland)

S. Murthy (King’s College, London, United Kingdom)

R. Parentani (LPT, Univ. Paris XI-Orsay, France)

A. Riello (CPT – Marseille, France)

G. Schaeffer (Ecole Polytechnique, France)

A. Tanasa (Univ. Paris XIII)

F. Vignes-Tourneret (Univ. Lyon 1)

R. Wulkenhaar (Univ. Muenster, Germany)

credit original picture: Flickr Gallery of J. Gabas Esteban