Si'n Lewis provides an essential text for those seeking the story of a gifted, humble and determined holy man, be they curious Welsh youngsters, teachers wanting a readable well-written biography, or others interested in history and heritage.The painterly and realistic illustrations break up and enhance the text, with vivid portrayals, use of light and textural detail creating mood and drawing the reader in. The clarity of the author's style is in keeping with this purposeful re-telling of the tale of the patron saint of Wales.