The kind of open ended question that is typically followed with a demand to PROVE IT..
Don't go there...
To answer...
...some from direct discussions.. some from watching closely in spring training.. many from being on the back fields watching and talking with other fans, players and coaches.. (si.. se puedeo hablar contigo en espanol.. vive y trabaje casi quatro anos y media en mejico y partes del sur de la frontiera).. There some sources that everyone knows (fangraphs, the Indians website, etc) and from friends in the industry..
Make sure you don't take the close minded perspective of believing "the collective group think" knows what I'm thinking.. read what I've written and make your own conclusions..
Thoughts..