Parent & Carer Guide to Abbreviation’s HT– Head Teacher.DHT– Deputy Head Teacher/ Year group Head.PT– Pricipal Teacher, Head of Subject. PTPC– Pricipal Teacher of Pastoral Care. (Guidance Teacher)PSA- Pupil Support Assistant.SFL– Support for Learning.EAL– English as an Additional Language. BGE– Broad General Education- lower school S1,S2 and S3.