I have 7 published contributions to Nielsen Norman Group, the industry leaders in research-based user experience.

Dropdowns: Design Guidelines

Dropdown boxes and menus are overused and clunky but can be useful for revealing a list of options or commands.

Using Swipe to Trigger Contextual Actions

Implementations of swipe-to-delete or swipe to reveal contextual actions often suffer from usability problems.

Date-Input Form Fields: UX Design Guidelines

Date-entry fields must be unambiguous and support task completion by using the right design pattern. Small design changes can prevent big user errors.

Augmented Reality: What Does It Mean for UX?

AR technologies can impact the user experience by decreasing interaction cost, cognitive load, and attention switching.

Employees as Usability-Test Participants

Recruiting internal staff to test a user interface should be a last resort. Consider potential biases before drawing any conclusions.

Mega Menus Work Well for Site Navigation

Large, rectangular menus group navigation options to eliminate scrolling and use typography, icons, and tooltips to explain users’ choices.