@article {1969,
	title = {The Amplification of Risk in Experimental Diffusion Chains},
	journal = {Proceedings of the National Academy of Sciences (PNAS)},
	volume = {112},
	year = {2015},
	pages = {5631-5636},
	author = {Mehdi Moussa{\"\i}d and Henry Brighton and Wolfgang Gaissmaier}
}
