Transmission of cultural traits in layered ego-centric networks

V. Palchykov, K. Kaski, J. Kertész 1 Department of Biomedical Engineering and Computational Science, Aalto University, 00076 Aalto, Finland 2 Institute for Condensed Matter Physics, National Academy of Sciences of Ukraine, 79011 Lviv, Ukraine 3 Lorentz Institute for Theoretical Physics, Leiden University, 2300 RA Leiden, The Netherlands 4 CABDyN Complexity Center, Said Business School, University of Oxford, Oxford OX1 1HP, UK 5 CCNR and Physics Department, Northeastern University, Boston, MA 02115, USA 6 Center for Network Science, Central European University, Nador 9, H–1051, Budapest, Hungary