TechCrunch Analysis Part II

My last post explored the company and product names discussed on TechCrunch and how they varied over time. The number of posts written by the various authors and how it varied over time was also illustrated. An obvious follow-up analysis is to look at the interaction between author and company/product names. Do certain TechCrunch authors specialize in writing about particular companies or products ? Or do some authors avoid specific domains ? I've done this analysis and presented the result