Folding drives cortical thickness variations Maria A. Holland, Silvia Budday, Gang Li, Dinggang Shen, Alain Goriely and Ellen Kuhl Eur. Phys. J. Special Topics, 229 17-18 (2020) 2757-2778 Published online: 16 November 2020 DOI: 10.1140/epjst/e2020-000001-6