This is the official publication where Facebook researchers and academic collaborators reported the findings of their 2012 News Feed experiment that manipulated

This is the official publication where Facebook researchers and academic collaborators reported the findings of their 2012 News Feed experiment that manipulated emotional content and measured effects on users’ posting behavior. https://www.pnas.org/doi/10.1073/pnas.1320040111 https://www.pnas.org/doi/10.1073/pnas.1320040111