Kevin Campbells  paper Geographic Patterns of Haplogroup Rb in the British Isles cannot legitimately be used as a reference for any part of the section on RL Rbbaaf or Rbbab For all practical purposes L was not discovered until October of  Later that same month commercial testing for it began Campbells paper predates the discovery of and commencement of testing for L yet it was cited to show that L is common where immigrants from the British Isles settled One has to wonder why such a comment was included in the section on RL in the first place since undoubtedly all the Rbb subclades that are common in the British Isles are also common where immigrants from the British Isles settled Why single out RL for that distinction unless there is some agenda at work