Walter
Thirring

Vienna University


Roman Ulrich
Sexl

University of Vienna


Robert
Beig

Universität Wien


Sascha
Husa

Universitat de les Illes Balears


Tsvi
Piran

Hebrew University


Amos
Ori

Technion (MathTree)


Leor
Barack

University of Southampton (MathTree)


Marta
Colleoni

University of Southampton (MathTree)

Héctor
Estellés Estrella

Max Planck Institute for Gravitational Physics
(Options)

Héctor Estellés EstrellaX