There are provided systems and methods that can assist interactively a knowledge user/contributor to obtain a straight answer to his/her request for knowledge about one or more subject matter, can mediates a large group of unknown inquirers and present them with distilled stage of knowledge related to a subject matter, and/or can guide and assist, individually or socially, to find or discover credible and value significant knowledge at much faster rate than the current traditional method of using search engine directories, social networking, blogging, and bookmarking websites. The methods, systems and services of the presented disclosure can significantly increase productivity of knowledge-based users and quality of their work.