Decision Making Biases in Group: Is the Dress White and Gold or Blue and Black? Applied Social Psychology (ASP) The Pennsylvania State University Optical illusion renews blue and black dress debate nine years on Express.co.uk Eleven years ago, a single photo posted on Tumblr sparked one of the biggest internet debates of all time. The dress instantly divided the world, some swore it was white and gold, ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive The dress 10 years later: Is viral dress black and blue or white and gold? wfaa.com What Do You See? Asian Scientist Magazine