We have used a combination of statistics from a number of different sites, Amazon Book Sales (US, UK & EU), the top 200 Agile blogs, Google insight and trend information, Klout data, Twitter numbers and rankings, the top 100 Agile books (which measures reader’s scores), and combined that with a final editorial decision to produce a list of the most influential people in Agile.

The Top 20 Most Influential Agile People.