Raluca Budiu is a Senior Researcher with Nielsen Norman Group. At NN/g she consults for clients from a variety of industries and presents tutorials on mobile and tablet usability, cognitive psychology for designers, and principles of human computer interaction. She coauthored the NN/g reports on tablet usability, mobile usability, iPad usability, and the usability of children's websites, and the book "Mobile Usability". Raluca also served as a judge for GSMA Global Mobile Awards 2012-2014 and Tabby Awards 2013. She holds a Ph.D. from Carnegie Mellon University. Read more about Raluca
July 19, 2015
Page control (dots), Submit at top, and the Plus (+) and Move icons are 4 common iOS patterns that cause usability problems in testing.
June 14, 2015
When you design an input field for use on mobile devices, check whether it satisfies this list of 14 usability requirements.
May 31, 2015
Accordions conserve space in mobile designs but they can also cause disorientation and too much scrolling. Easy design fixes improve the usability of these UI elements.
May 23, 2015
The effect of a redesign is calculated by comparing the before and after measurements of a metric that impacts productivity.
May 17, 2015
Smartwatch apps should rely on gestures more than on navigation elements, prioritize the essential, support handoff, and create tailored, standalone content.
April 19, 2015
Mobile design must reflect smartphone constraints and strengths: small screen, short sessions, single window, touch interaction, GPS and other phone features.