We’ve all heard the Catholic claim that the Protestant reliance on Sola Scriptura (the “Bible Alone”) has only caused division in the Church and heresy to become acceptable – but is there a deeper, more important issue? In his book “The Obscurity of Scripture: Disputing Sola Scriptura and the Protestant Notion of Biblical Perspicuity,” author Casey Chalk argues that it is actually the more fundamental idea that Scripture is clear enough for the average person to understand that has caused the most damage to Church unity. here we discuss his overall argument and see if he can answer some protestant objections.