I trust Gerry Crispin.  So should you.  He is not a career branding "expert" or any other type of new media blow hard.  He has data.  Real data. Dare I say "Big Data"?    He doesn't make up stats and figures to promote his business. Why do I bring this up?  Well - it seems some people in the "how to network" coaching business want you to believe that 80% of the job openings are being filled thro…