https://blogs.fangraphs.com/effectively-wild-episode-2170-making-it-official/
Then (1:02:12) they talk to official MLB historian John Thorn and Negro Leagues researcher Larry Lester about MLB adding Negro Leagues stats to its official major league historical record, pensions for surviving Negro Leagues players, the East-West Classic, and more, plus a few follow-ups
a good discussion about the negro league stats ... starts about the 1:02 mark