Born in 1965, Hartmut Rosa is a sociologue and a philosopher. He is also a professor at the Friedrich Schiller of Jéna University and director of the Max-Werber-Kolleg in Erfurt in Germany. Moreover, Hartmut is the author of “Acceleration, a social critic of time” (2010, 2013) and of “Alienation and acceleration, towards a theoretical critic of late modernity” (2012 and 2014).