Fred Adams

Professor of Physics, University of Michigan

Anthony Aguirre

Faggin Presidential Chair for the Physics of Information, UC Santa Cruz

David Albert

Professor of Philosophy and Director of the M.A. Program in The Philosophical Foundations of Physics, Columbia University

Andreas Albrecht

Professor and Chair, Physics Department, UC Davis

Stephon Alexander

Professor of Physics, Dartmouth College

Nima Arkani-Hamed

Theoretical Physicist, Institute for Advanced Study

Peter Atkins

Professor Emeritus of Chemistry, University of Oxford

Anirban Bandyopadhyay

Senior Scientist, The National Institute for Materials Science

Julian Barbour

Theoretical Physicist (independent)

Stephen Barr

Professor Emeritus of Physics and Astronomy, University of Delaware; President, Society of Catholic Scientists

Gregory Benford

Professor Emeritus of Physics and Astronomy, UC Irvine; Science fiction author

Roger Blandford

Professor in the School of Humanities and Sciences; Professor of Physics and of Particle Physics and Astrophysics, Stanford University

Raphael Bousso

Professor of Physics, UC Berkeley

Andrew Briggs

Professor of Nanomaterials, University of Oxford

Charles Buchanan

Professor Emeritus of Physics, UCLA

Bernard Carr

Professor of Mathematics and Astronomy, University of London

Sean Carroll

Research Professor of Physics, Caltech

Paul Davies

Regents' Professor, Arizona State University

Neil deGrasse Tyson

Director, Hayden Planetarium; Author; Host, Cosmos

David Deutsch

Visiting Professor, Centre for Quantum Computation, Clarendon Laboratory, University of Oxford

Robbert Dijkgraaf

Minister of Education, Culture and Science, Netherlands; forrner Director, Institute for Advanced Study

David DiVincenzo

Director of Theoretical Nanoelectronics, Forschungszentrum Juelich; Professor of Physics, RWTH Aachen

Llewellyn “Doc” Dougherty

Vice President, Special Programs, Raytheon

Freeman Dyson

Theoretical Physicist and Visionary, Institute for Advanced Study

Pedro Ferreira

Professor of Astrophysics, University of Oxford

David Finkelstein

Professor Emeritus of Physics, Georgia Institute of Technology

Wendy Freedman

University Professor in Astronomy and Astrophysics, University of Chicago

Murray Gell-Mann

Nobel Laureate in Physics; Professor Emeritus of Theoretical Physics, Caltech

Steve Giddings

Professor of Physics, UC Santa Barbara

Owen Gingerich

Professor Emeritus of Astronomy and History of Science, Harvard University

Ravi Gomatam

Director, Bhaktivedanta Institute

David Goodstein

Professor of Physics and Applied Physics, Distinguished Teaching and Service Professor, Vice-Provost, Caltech

J. Richard Gott III

Emeritus Professor of Astrophysical Sciences, Princton University

David Gross

Nobel Laueate in Physics; Chancellor's Chair Professor of Theoretical Physics, UC Santa Barbara

Alan Guth

Victor Weisskopf Professor of Physics, MIT

James Hartle

Former Emeritus Professor of Physics, UC Santa Barbara

John Heilbron

Former Professor Emeritus of History and History of Science, UC Berkeley

Jim Holt

Philosopher of Science; Science writer

Sabine Hossenfelder

Physicist and Science Writer, Munich Center for Mathematical Philosophy

Christopher Isham

Physicist (Dirac Medal), Imperial College London

Jenann Ismael

Professor of Philosophy, Johns Hopkins University

Brian Josephson

Nobel Laureate in Physics; Professor Emeritus of Physics, University of Cambridge

Menas Kafatos

Professor of Computational Physics, Chapman University

Michio Kaku

Professor of Physics, City College of New York; Futurist; Author

Renata Kallosh

Professor of Physics, Stanford University

Steve Koonin

Former Provost, Caltech; Former Under Secretary for Science, U.S. Department of Energy

Bart Kosko

Professor of Electrical Engineering and Law, USC

Lawrence Krauss

President, Origins Project Foundation; Theoretical Physicist

Shri Kulkarni

Hale Professorship of Astronomy; former Executive Officer for Astronomy, Director of Caltech Optical Observatories

Robert Laughlin

Nobel Laureate in Physics; Professor of Physics, Stanford University

Leon Lederman

Nobel Prize in Physics; Director Emeritus, Fermi National Accelerator Laboratory (Fermilab)

Geraint Lewis

Professor of Astrophysics, Sydney Institute for Astronomy

Andrei Linde

Harald Trap Friis Professor of Physics, Stanford University

Antony Lisi

Theoretical Physicist

Mario Livio

Astrophysicist, University of Nevada Las Vegas; Visiting Professor of Physics, Weizmann Institute of Science

Seth Lloyd

Professor, Mechanical Engineering and Physics, MIT

Abraham “Avi” Loeb

Frank B. Baird, Jr. Professor of Science, Harvard University

Juan Maldacena

Professor of Theoretical Physics, Institute for Advanced Study

Fotini Markopoulou

Theoretical Physicist, Perimeter Institute

Tim Maudlin

Professor of Philosophy, New York University

Tom McLeish

Professor (Emeritus) of Natural Philosophy, Department of Physics, University of York, UK

Laura Mersini-Houghton

Professor of Theoretical Physics & Cosmology, University of North Carolina, Chapel Hill

Leonard Mlodinow

Physicist and author

Bruce Murray

Professor Emeritus of Planetary Science and Geology, Caltech; former Director of the Jet Propulsion Laboratory

Ken Olum

Professor, Institute of Cosmology, Tufts University

Don Page

Professor of Physics, University of Alberta

Tim Palmer

Royal Society Research Professor in the department of physics at the University of Oxford; Author

Robert Park

Professor Emeritus of Physics, University of Maryland

John Peacock

Professor of Cosmology, University of Edinburgh

Roger Penrose

Nobel Prize in Physics; Professor Emeritus of Mathematics, University of Oxford

Saul Perlmutter

Nobel Laureate in Physics; Professor of Physics, UC Berkeley

John Polkinghorne

Professor of Mathematical Physics, President, Queens' College, Cambridge; Anglican priest; Templeton Prize recipient

Varadaraja Raman

Professor Emeritus of Physics and Humanities, Rochester Institute of Technology; former President, Institute on Religion in an Age of Science

Lisa Randall

Theoretical Physicist; Professor of Science, Harvard University

Martin Rees

Astronomer Royal, Cosmologist, University of Cambridge

Dean Rickles

Professor of History and Philosophy of Modern Physics, University of Sydney

Carlo Rovelli

Theoretical Physicist, Centre de Physique Theorique de Luminy; Distinguished Visiting Research Chair, Perimeter Institute

Robert John Russell

Director Emeritus, Center for Theology and the Natural Sciences

Lothar Schafer

Distinguished Professor Emeritus of Physical Chemistry, University of Arkansas

Joseph Silk

Homewood Professor of Physics and Astronomy, Johns Hopkins University

Lee Smolin

Senior Research Faculty, Theoretical Physics, Perimeter Institute

George Smoot III

Nobel Laureate in Physics; Professor of Physics, UC Berkeley

Russell Stannard

Professor Emeritus of Physics, Open University, U.K.

Henry Stapp

Physicist, Lawrence Berkeley National Laboratory

Paul Steinhardt

Professor of Physics, Princeton University

Victor Stenger

Professpr Emeritus of Philosophy and Astronomy, University of Hawaii

Leonard Susskind

Professor of Theoretical Physics, Stanford University

Max Tegmark

Professor of Physics, MIT

Kip Thorne

Nobel Laureate in Physics; Feynman Professor of Theoretical Physics, Emeritus, Caltech

Jeff Tollaksen

Professor, Co-director, Institute of Quantum Studies, Chapman University

James Trefil

Robinson Professor of Physics, George Mason University; Author

Karen Uhlenbeck

Professor Emeritus of Mathematics, University of Texas at Austin

Licia Verde

Professor of Physics and Astronomy, University of Barcelona

Alexander Vilenkin

Professor of Physics and Director of the Institute of Cosmology, Tufts University

David Wallace

Professor of History and Philosophy of Science, University of Pittsburgh

Steven Weinberg

Nobel Laureate in Physics; Professor Emeritus, University of Texas at Austin

Xiao-Gang Wen

Professor of Physics, MIT

Geoffrey West

Distinguished Professor and former President, Santa Fe Institute

Birgitta Whaley

Professor of Chemical Physics; Director, Berkeley Quantum Information and Computation Center, University of California, Berkeley

Frank Wilczek

Nobel Laureate in Physics; Templeton Prize recipient; Emeritus Professor of Physics, MIT; Distinguished Professor in Physics, Arizona State University

Edward Witten

Charles Simonyi Professor, School of Natural Sciences, Institute for Advanced Study

Fred Alan Wolf

Theoretical Physicist, Writer, Lecturer

Stephen Wolfram

Founder and CEO, Wolfram Research

Wojciech Zurek

Laboratory Fellow and Theoretical Physicist, Los Alamos National Laboratory

Contributors

The greatest thinkers exploring the deepest questions

104 contributors

Fred Adams

Anthony Aguirre

David Albert

Andreas Albrecht

Stephon Alexander

Nima Arkani-Hamed

Peter Atkins

Anirban Bandyopadhyay

Julian Barbour

Stephen Barr

Gregory Benford

Roger Blandford

Raphael Bousso

Andrew Briggs

Charles Buchanan

Bernard Carr

Sean Carroll

Paul Davies

Neil deGrasse Tyson

David Deutsch

Robbert Dijkgraaf

David DiVincenzo

Llewellyn “Doc” Dougherty

Freeman Dyson

Pedro Ferreira

David Finkelstein

Wendy Freedman

Murray Gell-Mann

Steve Giddings

Owen Gingerich

Ravi Gomatam

David Goodstein

J. Richard Gott III

David Gross

Alan Guth

James Hartle

John Heilbron

Jim Holt

Sabine Hossenfelder

Christopher Isham

Jenann Ismael

Brian Josephson

Menas Kafatos

Michio Kaku

Renata Kallosh

Steve Koonin

Bart Kosko

Lawrence Krauss

Shri Kulkarni

Robert Laughlin

Leon Lederman

Geraint Lewis

Andrei Linde

Antony Lisi

Mario Livio

Seth Lloyd

Abraham “Avi” Loeb

Juan Maldacena

Fotini Markopoulou

Tim Maudlin

Tom McLeish

Laura Mersini-Houghton

Leonard Mlodinow

Bruce Murray

Ken Olum

Don Page

Tim Palmer

Robert Park

John Peacock

Roger Penrose

Saul Perlmutter

John Polkinghorne

Varadaraja Raman

Lisa Randall

Martin Rees

Dean Rickles

Carlo Rovelli