Graham Hill is the author of bestselling Hodder Education Edexcel A level Chemistry textbooks and numerous GCSE Chemistry and dual award textbooks. Graham taught for over 30 years and held various appointments as Head of Chemistry and Head of Science.
Robert Wensley has over 30 years experience of teaching Chemistry and is currently the principle examiner for GCSE Chemistry for a UK awarding body. Robert is an experienced author and reviewer of school text books.
The editor, Jason Murgatroyd, is highly experienced in the field of Chemistry education and has expert knowledge of the International GCSE Chemistry specification.