Philippa has 15 years experience teaching secondary science and is now a science tutor on the PGCE course at the University of Oxford. Philippa also has experience examining for OCR and KS3 SATs, and is an experienced science textbook author for KS3, GCSE and IGCSE. She has an honours degree in Chemistry, Resources and the Environment from York University, an MEd degree from Bristol University and a PGCE from the University of Oxford. Dr Andrew Chandler-Grevatt has a PhD in school assessment, and a real passion forscience teaching and learning. Having worked as a science teacher for ten years, of which five were spent as an AST, Andy has a real understanding of the pressures and joys of teaching in the classroom. Alongside his national and international research in school assessment, Andy is a teaching fellow on the PGCE course at the University of Sussex, and is a successful published assessment author.