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The Dvorak keyboard is an ergonomic keyboard layout. It is designed to increase typing speed compared to the QWERTY keyboard layout. The keyboard layout was patented by Dr. August Dvorak and his brother-in-law, Dr. William Dealey in 1936. Since then, some changes have been made to the keyboard layout in order to improve it.
The Dvorak keyboard is also known as the Simplified Keyboard or American Simplified Keyboard.
The purpose of designing the Dvorak keyboard layout was to reduce finger travel distance and making typing faster. Dvorak extensively studied the physiology of people's hands and the most frequently used letters. After that, he designed the keyboard layout to make it more efficient in terms typing speed and user friendliness. The Dvorak layout was purposefully designed to overcome issues faced with the QWERTY layout.
The Dvorak layout is designed based on the following principles:
Apart from the standard Dvorak layout, two other types of Dvorak layouts are available: one for left-handed and the other for right-handed people.