I’m a bit of a data packrat. My hard drive is littered with piles of spreadsheets, CSV files, MySQL databases, and more, which comes in handy more often than you’d think. When Klout announced a major change to their algorithm on October 26, 2011, I knew I had to take a look and see how scores had changed – but I had to do it in a statistically valid way. I strive to avoid producing “studies” and “social media science” that would be labeled cringeworthy by folks like Tom Webster.

Luckily, I had a pool of old Klout data with original Twitter IDs from July laying around, so I was able to do a longitudinal study of Klout scores for the same set of IDs over time. Let’s see what changed.

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