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 Picture Of Viral Blue And Black Dress Also Shows White And Gold, And Twitter Is Arguing Over It Again Evie Magazine A decade ago, The Dress united and divided us. It couldn't happen now. Poynter