17. A system, comprising: one or more processors coupled and configured to form a shared platform accessible to a plurality of users by asynchronous connections over a network; and a memory storing instructions that, when executed, cause the one or more processors to: provide and install a data-interactive application on said shared platform; configure the data interactive application on the shared platform to execute operations, the shared platform further comprising: a content-organization engine within said shared platform adapted to receive via the data-interactive application, content created by a user relating to particular text within electronic content provided for display in the form of a book, for viewing by another user over the network, wherein the content is provided within a page in the book; a sharing engine within said shared platform coupled to the content-organization engine and adapted to configure the content-organization engine to share the content with groups of other users as designated by the sharing engine, wherein the content is provided for display by a graphical user interface to one or more groups of users if the one or more groups are designated for viewing and when the one or more groups review the electronic content; the content-organization engine within said shared platform adapted to create a master identification code for identifying all versions of the electronic content and providing the content created by the user for display with all the versions of the electronic content; the content-organization engine coupled to the graphical user interface with multiple windows to generate and provide for display multiple channels with multiple threads of discussion for different groups based on restrictions designated and starting a new channel with a new thread of discussion for a private group without previous discussions; the content-organization engine adapted to generate a chapter map for the electronic content, by which the content created and provided by the user is located in an appropriate version of all the versions of the electronic content and wherein if the content created by the user is an assignment, answers from other users responding to the assignment are received for review by the user providing the assignment; and a content discovery system within the content-organization engine configured to allow certain users to browse through lists of materials compiled by other users based on established relationships and discover content that may be of interest.
17. A system, comprising: one or more processors coupled and configured to form a shared platform accessible to a plurality of users by asynchronous connections over a network; and a memory storing instructions that, when executed, cause the one or more processors to: provide and install a data-interactive application on said shared platform; configure the data interactive application on the shared platform to execute operations, the shared platform further comprising: a content-organization engine within said shared platform adapted to receive via the data-interactive application, content created by a user relating to particular text within electronic content provided for display in the form of a book, for viewing by another user over the network, wherein the content is provided within a page in the book; a sharing engine within said shared platform coupled to the content-organization engine and adapted to configure the content-organization engine to share the content with groups of other users as designated by the sharing engine, wherein the content is provided for display by a graphical user interface to one or more groups of users if the one or more groups are designated for viewing and when the one or more groups review the electronic content; the content-organization engine within said shared platform adapted to create a master identification code for identifying all versions of the electronic content and providing the content created by the user for display with all the versions of the electronic content; the content-organization engine coupled to the graphical user interface with multiple windows to generate and provide for display multiple channels with multiple threads of discussion for different groups based on restrictions designated and starting a new channel with a new thread of discussion for a private group without previous discussions; the content-organization engine adapted to generate a chapter map for the electronic content, by which the content created and provided by the user is located in an appropriate version of all the versions of the electronic content and wherein if the content created by the user is an assignment, answers from other users responding to the assignment are received for review by the user providing the assignment; and a content discovery system within the content-organization engine configured to allow certain users to browse through lists of materials compiled by other users based on established relationships and discover content that may be of interest. 22. The system of claim 17 , wherein the answers to the assignment for review are provided to other peer users.