John Older Author

Mike Smith is a Principal Examiner for A-level chemistry and is Assistant Principal and former Head of Chemistry at Cadbury Sixth Form College. He has written numerous books including Student Unit Guides for OCR Chemistry.
John Older is a Principal Moderator for A-level chemistry and experienced author of textbooks and Student Unit Guides for OCR Chemistry. He was previously Vice Master and former Head of Chemistry at University College School in London.