23. A computer program product, for performing a sentiment analysis based on an estimated actual age, the computer program product comprising: a non-transitory computer-readable storage medium having computer-readable program code embodied therewith, the computer-readable program code comprising instructions to cause a computer to perform the following operations: identifying a set of related members for a first member, wherein the first member and each member in the set of related members are members of a social networking website, and wherein each member in the set of related members is connected to the first member in the social network website; examining age information associated with one or more members in the set of related members in the set of related members; when a threshold number of members in the set of related members have an estimated actual age within a certain age range, estimating an actual age of the first member based on the estimated actual age of the members in the set of related members; and using the member's estimated actual age as an input to a sentiment analysis application for determining sentiments for a demographic that includes the member's age range.
25. The computer program product of claim 23 , further comprising instructions to cause a computer to perform the following operation: providing content to the first member based at least in part on the results from the sentiment analysis application.