It has been suggested that empathy leads to altruistic rather than egoistic mo-tivation to help. This hypothesis was tested by having subjects watch another female undergraduate receive …

Are you a giver or a Grinch? Tis the season for generosity. But how important is it to you to help others? To find out—and get tips for becoming more altruistic—take this quiz, which is based …

The model shows how selection can operate -against the cheater (non-reciprocator)in the system. Three instances of altruistic behavior are discussed, the evolution of which the model can …

Dec 11, 2025 · Altruism is when we act to promote someone else’s welfare, even at a risk or cost to ourselves. Though some believe that humans are fundamentally self-interested, …

Apr 15, 2015 · But in his new book Does Altruism Exist?, David Sloan Wilson says these arguments miss the point. Wilson, SUNY Distinguished Professor of Biology and Anthropology …

Abstract A persistent puzzle in the social and biological sciences is the existence of prosocial behavior, actions that benefit others, often at a cost to oneself. Recent theoretical models and …

Feb 14, 2022 · A new study explored what altruism looked like during the pandemic and how we might encourage more altruism in the future.

Jun 10, 2025 · Health and science journalist Nicole Karlis explores these questions in her new book, Your Brain on Altruism. Drawing on neuroscience, psychology, and real-world examples, …

Altruism is when we act to promote someone else’s welfare, even at a risk or cost to ourselves. Though some believe that humans are fundamentally self-interested, recent …

Jul 20, 2015 · Despite our reputation as selfish creatures, human beings are also capable of apparently altruistic acts. The reasons for our altruism have long puzzled researchers, but a …