At Charlestown State Prison, Malcolm boasted about his criminal exploits, got high on nutmeg, and met a jailhouse autodidact who convinced him of the virtues of books.
Last month, an investigator representing Langford told jail officials to search the jailhouse drains if they wanted to find the diamond.
His conviction rested on arson investigators 'findings and the testimony of Johnny Webb, a jailhouse informant who claimed that Willingham had confessed to him.
He calls himself a jailhouse litigator (" jailhouse lawyer ", he explains, "sounds cheap").