![Giving birth to touch devices](/images/DLImages/252feature1_t.jpg)
SECTION: Features
A finger swipe to control your device---what could be simpler? Yet bringing that simple concept to commercial success was anything but simple. Here's a story for those who seek to make an impact.
By George E. Gerpheide, January 2019
PDF | HTML | In the Digital Library
![From wax tablets to touchscreens](/images/DLImages/211_feature3_thumb.jpg)
How we can enable users to transmit text to mobile and ubiquitous computer systems as quickly and as accurately as possible.
By Per Ola Kristensson, October 2014
PDF | HTML | In the Digital Library
![Airwriting](/images/DLImages/20.2_F7_Amma_thumb1.png)
It may be possible to enable text entry by writing freely in the air, using only the hand as a stylus.
By Christoph Amma, Tanja Schultz, December 2013
PDF | HTML | In the Digital Library