Antoine Bret is a professor at the University of Castilla-La Mancha and PhD in Physics from the University of Orsay (France). He is a specialist in plasmas physics, with applications in inertial thermonuclear fusion and astrophysics. He has been a Visiting Professor at the Department of Astrophysics at Harvard University in 2012 and 2014. He is the author or co-author of more than 80 articles in specialized scientific journals. He is the author of "The world is not 6000 years old - So what?" where it treats the question of the age of the universe and of "The Energy-Climate Continuum: Lessons from Basic Science and History", fruit of 10 years of teaching on the energy / climate theme. He also collaborates with the Center of Science and Faith in Spain, and the web Science et Foi in France.