Val Hanrahan
Val Hanrahan is the author of the best selling Additional Mathematics for OCR student book. She has been Head of Maths at an Independent school and has also written several Pure Maths A/AS textbooks.
Val Hanrahan is the author of the best selling Additional Mathematics for OCR student book. She has been Head of Maths at an Independent school and has also written several Pure Maths A/AS textbooks. See less
