A method, apparatus, and computer instructions for managing unwanted email messages in a data processing system. An interface is provided for a user to select members of a reviewing group of users. Input is collected from each member of the reviewing group of users as to whether a particular email message is an unwanted email message. A filter is constructed from a collective input of the reviewing group of users for a user. The filter contains input from a set of users of the reviewing group of users, wherein the set of users is selected by the user. Incoming email messages are filtered using the filter. A selected email message identified by one member in the reviewing group of users is unforwarded to the user.