From Yearning to Madness: The Journal of Clint Roscoe is a book that was published by Clint Roscoe himself.
Roscoe wrote in the journal while he was ill with schizophrenia and decided to publish it and distribute it. It is available on several places on the Internet.
From Yearning to Madness made it to 18 under Arts & Entertainment on the iTunes Canada store and 88 on the iTunes United Kindom store under Arts & Entertainment.
He is currently updating the ebook version.