23. The computer readable storage medium of claim 19 , the instructions further comprising adjusting said score to account for passage of time.
19. A computer readable storage medium tangibly storing computer readable instructions to perform a method comprising: gathering click information associated with a member of a search result set having a plurality of members, the search result set produced in response to a search; determining relative responsiveness of the member, compared with the other members of the search result set, based on the click information, and on a position of the member in an ordering for display of the search result set; generating a score for association with the member that reflects the relative responsiveness of the member to the search; and using the score to affect a response to a subsequent search.