%0 Journal Article %A Tennie, Claudio %A Call, Josep %A Tomasello, Michael %+ Department of Developmental and Comparative Psychology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society Department of Developmental and Comparative Psychology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society Department of Developmental and Comparative Psychology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society %T Ratcheting up the ratchet: on the evolution of cumulative culture : %G eng %U https://hdl.handle.net/11858/00-001M-0000-000F-F8E7-5 %F EDOC: 436106 %R 10.1098/rstb.2009.0052 %D 2009 %J Philosophical Transactions of the Royal Society B %V 364 %N 1528 %& 2405 %P 2405 - 2415