Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
prospective
Retrospective (from Latin retrospectare, "look back") generally means to take a look back at events that alreay have taken place. For example, the term is used in medicine, describing a look back at a patient's medical history or lifestyle.