I was taught this method of training by someone on my PTLLS course (anyone remember PTLLS?) many years ago. It’s been around for nearly 100 years – and still being used to teach practical skills. By the way, PTLLS is no
ABC of teaching adults – E
E – E D I P This is a favourite of my PTLLS group in Cumbria who have just completed their qualification. They do a lot of practical training so this method is ideal. Allen (1919) devised this nearly 100