Sentiment Analysis is a popular way to assess how a brand is perceived in the market. It’s also used by stars and politicians to assess their personal ‘brand’. Some marketing & brand agencies specialise in its application. But it can be applied to any individual, product or company assuming sufficient data. This example focuses on identifying the most influential CEO’s based solely on their social media data. Such analysis has its limitations, as the article below from Dataeconomy admits. It is deliciously ironic to see Jack Dorsey of Twitter close to the bottom given its his company that provides a chunk of the data……..