1. A method comprising: maintaining, by a computer of a social networking system, profile stores of a first user and a second user of the social networking system, the profile stores including biographical information items; in response to receiving a request from the second user for the profile page of the first user, determining biographical information items from the first user's profile store that are temporally relevant to a time of the received request, the temporal relevance for each biographical information item based at least in part on (1) an item type associated with the biographical information item, and (2) a decay factor associated with the item type of the biographical information item; selecting two or more of the temporally relevant biographical information items as most relevant to the second user based at least in part on information from the second user's profile store; concatenating, by the computer, the two or more selected most relevant biographical information items describing the first user from the first user's profile store into a short biography for displaying to the second user; generating, by the computer, a profile page for the first user for viewing by the second user, the profile page comprising a first section corresponding to the short biography for display to the second user and a second section corresponding to the biographical information for the first user; and providing, for display to the second user, the profile page of the first user, wherein the second section is viewable by other users of the social networking system.