1. A method comprising: displaying, on a user interface, at least one subject; displaying, on said user interface, a location for at least one user to enter at least one problem related to said at least one subject, said at least one problem comprising unknown items; in response to said at least one problem, automatically generating evidence topics related to said at least one problem using at least one computerized device operatively connected to said user interface; automatically generating questions related to said at least one problem and said evidence topics using said at least one computerized device; receiving additional ones of said questions from said at least one user through said user interface; in response to said questions, automatically generating answers to said questions by referring to sources within said at least one computerized storage medium using said at least one computerized device; automatically calculating confidence measures of each of said answers using said at least one computerized device; displaying said questions, said answers, and said confidence measures on said user interface; when said at least one user identifies one of said answers as a selected answer through said user interface, displaying details of said sources and said factors used to generate said selected answer on said user interface.