Abstract: An improved keyboard for computer terminals, computer input devices, word processors, typewriters and any other operating or simulator keyboard is disclosed in which selected keys of the keyboard are selectively positioned and aligned to enable a proper alignment of the left forearm and left hand from elbow to fingertips for the keys that are operated by the left hand, and to enable fast, accurate, unobstructed and comfortable movement of the fingers of the left hand; and in which selected keys of the keyboard are selectively positioned and aligned to enable a proper alignment of the right forearm and right hand from elbow to fingertips for the keys that are operated by the right hand and to enable fast, accurate, unobstructed and comfortable movement of the fingers of the right hand. The improved keyboard also provides a tactile and visual means for placing the hands in proper positions on the keyboard.