Shannon Abelson, Emily Adlam, David Albert (speaker), Valia Allori, Holly Andersen, Guido Bacciagaluppi, Dave Baker, Jacob Barandes (organizer), Adam Becker, Tomasz Bigaj, John Bigelow, Jean Bricmont, Samuel Buckley-Bonanno, Maya Burhanpurkar, Maura Burke, Simon Burton, Jeremy Butterfield, Sean Carroll (speaker), Adam Caulton, Eric Cavalcanti, Justin Cavitt, Eddy Keming Chen, Enrico Cinti, Elise Crull, Catalina Curceanu, Irene D'Amico, Heather Demarest, Maaneli Derakhshani, Foad Dizadji-Bahmani, Mauro Dorato, Saakshi Dulani, John Earman, Alexander Ehmann, Benjamin Feintzeig, Laura Felline, Alison Fernandes, Grace Field, Alex Franklin, David Glick, Henrique Gomes, Vesselin Gueorguiev, Bixin Guo, Ned Hall, Matt Harris, Stephan Hartmann, Richard Healey, Meir Hemmo, Guy Hetzroni, Mina Himwich, Carl Hoefer, John Huth, Jenann Ismael, Mahmoud Jalloh, Ding Jia, Thomas Jorna, David Kagan, Shahin Kaveh, Greg Kestin, Nikitas Koutoupes, Dima Krioukov, Samuel Kuypers, Tamar Lando, Otto Lange, Xavier Laurent, Matt Leifer, Barry Loewer, Joanna Luc, Maria Maffei, Patrick Magee, Alistair Mansfield, Eric Marcus, Cristian Mariani, Owen Maroney, Vera Matarese, Tim Maudlin, Clement Mawby, Logan McCarty, Gerard McCaul, Xiangyi Meng, Elizabeth Miller, Mike Miller, Hamed Mohammady, Damon Moley, Navid Mousavi, George Musser, Siddharth Muthukrishnan, Wayne Myrvold, Tannaz Najafi, Charlie Nation, Alyssa Ney, Travis Norsen, Makinde Ogunnaike, Andrea Oldofredi, Hans Christian Öttinger, Fleur Petit, Josh Quirke, Ana Raclariu, Michele Reilly, Michael Ridley, Katie Robertson, Pascal Rodríguez Warnier, Jerome Romagosa, Davide Romano, Carlo Rovelli, Thomas Ryckman, Robert Rynasiewicz, Simon Saunders, Orly Shenker, Ashmeet Singh, John Sipe, Chrysovalantis Stergiou, Ward Struyve, Scott Sturgeon, Noel Swanson, Nicetu Tibau Vidal, Lev Vaidman, Alice van Helden, David Wallace, Niranjana Warrier, Anaïs White, Isaac Wilhelm, Porter Williams, Al Wilson, Yao Yin, Tian Zhang