1. A method for a providing a document electronically to one or more readers for review, the method comprising: receiving one or more reader settings set by an author over a user interface displayed at a computing device, wherein at least one of the reader settings specifies that at least a portion of an uploaded electronic book is to be encrypted; encrypting the specified portion of the uploaded electronic book in accordance with an encryption key; transmitting the encrypted portion of the electronic book over a network interface at the computing device to at least one reader device, wherein decryption of the encrypted portion by the reader device requires a decryption key corresponding to the encryption key; receiving eye tracking data collected by at least one sensor at the reader device after the decrypted portion is displayed at the reader device; identifying that the received eye tracking data indicates a plurality of focal points directed at a subset of content within the display of the transmitted portion at the reader device; receiving feedback data from the reader device in association with the subset of content; and generating a display of the electronic book at the computing device, wherein the generated display further includes the feedback data and indicates the focal points in association with the subset of content.
1. A method for a providing a document electronically to one or more readers for review, the method comprising: receiving one or more reader settings set by an author over a user interface displayed at a computing device, wherein at least one of the reader settings specifies that at least a portion of an uploaded electronic book is to be encrypted; encrypting the specified portion of the uploaded electronic book in accordance with an encryption key; transmitting the encrypted portion of the electronic book over a network interface at the computing device to at least one reader device, wherein decryption of the encrypted portion by the reader device requires a decryption key corresponding to the encryption key; receiving eye tracking data collected by at least one sensor at the reader device after the decrypted portion is displayed at the reader device; identifying that the received eye tracking data indicates a plurality of focal points directed at a subset of content within the display of the transmitted portion at the reader device; receiving feedback data from the reader device in association with the subset of content; and generating a display of the electronic book at the computing device, wherein the generated display further includes the feedback data and indicates the focal points in association with the subset of content. 6. The method of claim 1 , further comprising: receiving modifications to the portion of the electronic book over the user interface at the computing device; and transmitting at least the received modifications to the portion of the electronic book over the network interface at the computing device.