Alberto Garcia Alaxis
Randall Munroe
Neil Degrasse Tyson
Bressanini Dario
Armando Zandanel
Jimena Barbeito
Pablo Esteban
Pablo Goldschmidt
Equihua Clementina/Scott Zona
Howard Becker
Philippe Manoury
Facundo Manes, Mateo Niro
Geoff Mann, Joel Wainwright
Laurie Winkless
Novella Steven
Nora Bar
Stephen W. Hawking
Sebastian Lipina, Mariano Sigman, Diego Fernandez Slezak
Dr. David R. Hawkins
Ermanno Paolelli
Diego Golombek
Pierre Marie Lledo
Jose Maria Felipe Mendoza
Mariano Sigman
Marcela Ternavasio
Vasco Szinetar
Adrián Paenza
Colin Stuart
Schilthuizen Menno
Alexis Puig