What I learned at Church today

The very first thing written on the page at the beginning of the book of Hebrews in the LDS edition of the King James version of the Bible is: "The Epistle of Paul the Apostle to the Hebrews" But in fact it's not  an epistle, it wasn't written by Paul, and it's not the to Hebrews. So what is it? Although it would have been sent to Jerusalem like a letter (and signs off in the traditional way) this is actually a treatise, or a sermon, or an essay, written with a particular intention - more on that later. In this modern day it would probably be a blog post or an article. Who wrote it ? I'm surprised it took so long for people to realise it wasn't written by Paul. The writing is more polished, sophisticated, composed, literary, intricate and eloquent than Paul's dogmatic, impassioned and often erratic style. The name of the author is not included - another reason to think it isn't Paul, as he was generally not shy about identi