Summary: Search engine indexing and
ranking mechanisms favor "sunny personalities", where a naive query leads
to the best news about a subject and more astute questioning is required
to reveal controversies and the darker side of the queried subject. By
analogy, search engines might respond with personalities more like a human
subject area expert who provides more sides to a subject as well as means
to evaluate the query responses. An experiment shows that 3 search engines
- Google, Teoma, and AllTheWeb - exhibit dominantly "sunny" personalities
on the subject
distance learning but may be prompted by asking for
"distance
learning" AND controversy to reveal "well-balanced" resources as well
as the "darker" personality of an attacker's phrase
digital diploma
mills.
Read about the experiment...