As brands look to identify and reach key influencers, a key trend is developing that takes into account a person’s influence among his/her peers. Just look at Twitter to see why influence is important.  First, most brands follow more people than they can realistically keep up with. Second, the Twittersphere is so active that it’s virtually impossible to manually gauge author influence and the relative impact of individual tweets. Enter Twitter ”Clout” (aka influence). Twitter [...]