1. A method of enabling a conference manager to manage participants in a conference session, the method comprising: maintaining a database associating each of a plurality of persons with at least one respective keyword, maintaining the database including maintaining a relevance indicator for each keyword associated with each person, the relevance indicator indicating a level of relevance of the keyword to the respective person; in response to keyword identification by the conference manager: determining persons of the plurality of persons that are associated with at least one identified keyword; presenting a list of the determined persons associated with at least one identified keyword to the conference manager; and in response to selection of at least one person from the list of the determined persons by the conference manager, establishing a conference session including the conference manager and the selected at least one person.