@inbook{a23261f9d6224cd080392ce5a610530e,
title = "Why heroism exists: evolutionary perspectives on extreme helping",
keywords = "Psychology",
author = "Sara Kafashan and Adam Sparks and Amanda Rotella and Pat Barclay",
year = "2017",
doi = "10.4324/9781315690100",
language = "English",
isbn = "9781138915633",
pages = "36--57",
editor = "Allison, \{Scott T.\} and Goethals, \{George R.\} and Kramer, \{Roderick M.\}",
booktitle = "Handbook of heroism and heroic leadership",
publisher = "Routledge",
address = "United Kingdom",
}