@article {1366817,
	title = {A problem in theory},
	journal = {Nature Human Behavior},
	year = {2019},
	url = {https://www.nature.com/articles/s41562-018-0522-1.epdf?author_access_token=UNn5NfKkdenX2XOtRn-a89RgN0jAjWel9jnR3ZoTv0PR1n9_3i-MM3VzdUMeSGjuHL3rzkkW8mnQZYKonzAh5oUPDZHAQYa3tsgkHBp3QPi2x94zvRmVSupO1uif43JYttNHav4CunuTrACnWXGjIw\%3D\%3D},
	author = {Muthukrishna, M and Henrich, J}
}
