Smartphone gesture navigation reduces clutter on your phone's display, but it's unintuitive at first.

Most smartphones include the option to navigate through either buttons or gestures. Switching to gestures increases navigation efficiency and display size.

40 years ago, if you asked many designers about their products' usability, they would probably talk about function and ergonomics.

Usability has since evolved to include all facets of space between people and things. This includes consideration of senses, cognition and feelings.

In a broad sense, innovative products that feel familiar tend to be successful.

Keyboards are kind of like typewriters.

Instant Pots are kind of like Crockpots.