
Chapter 6 Business Metadata Capture
98
It seems that we need the security of consulting an expert, even when he
or she may have dubious credentials. Surowiecki uses the term seer sucker to
capture our inherent need for an expert: Even though no expert seems to exist,
a sucker will still be found to serve as one.
The credibility of experts is a topic worth consideration. Deborah
McGuinness, in her talk entitled “Making Web Applications More Trustable”
at SemTech in 2006, presented some ideas about how some sources of knowl-
edge are more credible than others. One way you can measure credibility is
to assign weights to people’s opinions. Some W