

Abhay Ashtekar Pennsylvania State University
Abhay Ashtekar Pennsylvania State University
Abhay Ashtekar Pennsylvania State University
Abhay Ashtekar Pennsylvania State University
Abhay Ashtekar Pennsylvania State University
Neil Turok Perimeter Institute for Theoretical Physics
Abhay Ashtekar Pennsylvania State University
Abhay Ashtekar Pennsylvania State University
Abhay Ashtekar Pennsylvania State University
Abhay Ashtekar Pennsylvania State University
Carlo Rovelli Centre de Physique Théorique
Abhay Ashtekar Pennsylvania State University