The historical context of Macbeth / Garry Wills -- Macbeth's dramatic allusions / R.A. Foakes -- Literary and political references in Macbeth / Maynard Mack -- A Renaissance perspective of the witches / Francis Fergusson -- Three stage productions of Macbeth / David A. Male -- Macbeth's rich visual effects / D.J. Palmer -- The role of the porter / Marvin Rosenberg -- Macbeth: an atypical tragedy / Clifford Davidson -- Poetry of evil / L.C. Knights -- Shakespeare's imagery heightens emotions / Caroline F.E. Spurgeon -- The universe and time in Macbeth / Mark Van Doren -- Macbeth: a study in fear / Lily B. Campbell -- Life-enhancing themes in Macbeth / G. Wilson Knight -- The supernatural highlights the play's themes / Roy Walker -- Macbeth is all middle / Stephen Booth -- The facets of Macbeth's imagination / Gareth Lloyd Evans.