If you click the little "i" in the top right you can get the full methodology. In there it explains why Bloomberg the person is missing >Bloomberg News editori

If you click the little "i" in the top right you can get the full methodology. In there it explains why Bloomberg the person is missing >Bloomberg News editorial policy is to not cover Bloomberg L.P. As a result Michael Bloomberg, the founder and majority owner of Bloomberg LP, isn’t considered for this ranking.