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Maths friend, 2014:
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title page (Chris Robinson) page 4 of cover (graduated with a BSc and PhD in chemistry from Leeds University, then spent 24 years as a research scientist in the gas industry in combustion chemistry related fields with a strong mathematical content; he began retraining as a maths teacher in 2003 and started tutoring in 2006; for the last 6 years he has tutored at GCSE level in state schools, combined with private tutoring from Y9 to A level)
