15. A computer program product having a non-transitory computer-readable storage medium storing computer-executable code for generating a user interface display for displaying top terms associated with a topic, wherein the top terms are mentioned by members of an online forum in electronic communications to other members of the online forum, the user interface, once generated by the computer-executable code comprising: a demographic axis representing a demographic attribute associated with the members; and a first plurality of icons displayed with respect to the demographic axis, wherein each icon is associated with a top term in a first plurality of top terms that occur in a plurality of communications between members that are related to a topic, wherein the communications occurred during a first time interval, and a location of an icon for a top term with respect to the demographic axis is based on a first aggregate demographic value based on the demographic attribute of each of the members that used the top term during the first time interval, and a size of the icon is based on a frequency of use of the top term by those members that mentioned the top term in the communications.
15. A computer program product having a non-transitory computer-readable storage medium storing computer-executable code for generating a user interface display for displaying top terms associated with a topic, wherein the top terms are mentioned by members of an online forum in electronic communications to other members of the online forum, the user interface, once generated by the computer-executable code comprising: a demographic axis representing a demographic attribute associated with the members; and a first plurality of icons displayed with respect to the demographic axis, wherein each icon is associated with a top term in a first plurality of top terms that occur in a plurality of communications between members that are related to a topic, wherein the communications occurred during a first time interval, and a location of an icon for a top term with respect to the demographic axis is based on a first aggregate demographic value based on the demographic attribute of each of the members that used the top term during the first time interval, and a size of the icon is based on a frequency of use of the top term by those members that mentioned the top term in the communications. 21. The computer program product of claim 15 wherein the size of an icon for a top term is indicative of the frequency of co-occurrence of the top term with the topic.