[Issue Date] 22-Jul-2011 [Title] A comparative investigation of the cognitive and social factors underlying a capacity for cumulative culture [Author(s)] Dean, Lewis G [Type] 
Thesis
T h e s i s
W o r k i n g o r d i s c u s s i o n p a p e r
J o u r n a l a r t i c l e
R e p o r t