Your tutors


Jo is the founder of SWSS. She writes the courses, marks most work and answers questions via email and messenger. She has four degrees in biological sciences, theoretical and computational neuroscience, biomedical physics and a PGCE in secondary science (outstanding) from Kings college, London. She is a fully qualified teacher with QTS.


Steve is a lecturer in theoretical physics and chemistry at the University of Exeter as well as a tutor with SWSS. He has worked at multiple universities and companies across the country including University College London (UCL). His highest qualification is a PhD in quantum mechanics and currently works on solving our global energy crisis.

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Cherry runs our live drop in Q & A sessions. She is currently studying A levels in physics, chemistry, biology, maths and further maths at the prestigous Exeter maths school. She was home educated before attending college where she completed eight GCSEs level 8/9 and two A levels at A* by 'year 11'. She has been helping SWSS students since 2017.