text: Reining studied physics at RWTH Aachen University beginning in 1980, with 
  Ivan Egry as a faculty mentor, earning a diploma there in 1985. She did her doctoral studies with Rodolfo Del Sole at the University of Rome Tor Vergata, completing her Ph.D. in 1991.
  After a Marie-Curie postdoctoral fellowship at the Centre Européen de Calcul Atomique et Moléculaire in Orsay, Reining became a researcher for the CNRS in 1992. She was promoted to director of research in 2002, and to director of research exceptional class in 2016.