Jonas Enander, PhD, is a researcher and science communicator who studies cosmology and astrophysics. His research focuses on dark matter and Einstein’s theory of general relativity. Previously, he has worked as a professor at the KTH Royal Institute of Technology in Stockholm and participated in the construction of the IceCube Neutrino Observatory at the South Pole, Antarctica. He now works as a research communicator for Oskar Klein Centre in Stockholm and hosts the podcasts Spacetime Fika (in English) and Rumtiden (in Swedish).