From Nieman Storyboard:

David Grann had never heard of the “Osage Murders” until a historian he was talking to mentioned the series of mysterious deaths among members of the wealthy Osage tribe in early 20th century Oklahoma.

When I learned about these crimes several years ago, I was shocked that, like so many Americans, I had never learned about them in school or read about them in books.
Grann, a staff writer at The New Yorker and something of a history writer himself, couldn’t believe that the sinister campaign targeting the oil beneath the Osage reservation land was so little known.  So he started looking into the killings.

There wasn’t much online. No one seemed to have told the victims’ story in a comprehensive way, even though, as Grann puts it, the campaign was “one of the most monstrous crimes in American history.

Read the rest here.