Material is based upon work supported by the National Science Foundation under Grant No. DRL-1255807 and PIRE No.1450756 and by the Finnish Academy (no. 265915, 298323 & 293228).
PIs: Barbara Schneider; Joseph Krajcik, (Michigan State University, USA) and Jari Lavonen; Katariina Salmela-Aro (University of Helsinki, Finland).
The opinions expressed here are those of the authors and do not represent the views of the funding agencies.