Raluca Budiu is Senior Director, Data Strategy, at Nielsen Norman Group, where she uses her data-analysis expertise to drive strategic decisions. She also serves as editor for the articles published on NNgroup.com. Raluca has coauthored many NN/g reports, as well as the book Mobile Usability. She holds a Ph.D. from Carnegie Mellon University.
Typing a password takes twice as long on mobile than on desktop. Follow these 12 guidelines to make registration and login less painful on mobile devices.
QR-code scanning and shake serve as effective ways of communication between the online and the offline worlds and enjoy wider use in China than in the US.