Some issues in quantum gravity
Julian Barbour University of Oxford
Julian Barbour University of Oxford
Christoph Stephan Universität Potsdam
Federico Piazza Centre de Physique Théorique
Lee Smolin Perimeter Institute for Theoretical Physics
Tomasz Konopka Queen Mary - University of London (QMUL)
Jesper Grimstrup University of Copenhagen
John Klauder University of Florida
Donald Marolf University of California, Santa Barbara
Razvan Gurau Universität Heidelberg
Gerard 't Hooft Utrecht University