Complex sentence: Historians, especially Strafford's biographer Veronica Wedgwood, have dealt very harshly with Clotworthy as a human being, Wedgwood calling him: "A heartless, dour and repellent man who throughout his life showed a consistent inhumanity towards his fellow men".
Split into simpler sentences: Historians, especially Strafford's biographer Veronica Wedgwood, have dealt very harshly with Clotworthy as a human being. Wedgwood called him: "a heartless, dour and repellent man who throughout his life showed a consistent inhumanity towards his fellow men".