Adjudicator: Dr Roland Wynn
Present an article that is related to the subject and suitable to a broad audience, not exceeding 1,000 words. The use of various tables, diagrams and pictures is welcome. Please note that the work of other authors should be acknowledged where appropriate. The winning article may be published in collaboration with the journal Gwerddon.
Prize: £400 (Dr Guto a Mrs Glenys Roberts, Creigiau, Caerdydd)