Experimental evidence of massive-scale emotional contagion through social networks

By Stephen Downes - Stephen's Web. Experimental evidence of massive-scale emotional contagion through social networks
Adam D. I. Kramera, Jamie E. Guillory, Jeffrey T. Hancock, Proceedings of the National Academy of Sciences of the United States, Jun 28, 2014
To borrow from an old quote, it renders quaint normal concerns about research ethics. Facebook is performing experiments to manipulate users' emptions. More...