Erika Osváth, MEd in Maths, DTEFLA, is a freelance teacher, teacher trainer, materials writer and co-author with Edmund Dudley of Mixed Ability Teaching (Into the Classroom series, OUP). Before becoming a freelance trainer in 2009, she worked for International House schools for 16 years in Eastern and Central Europe, where she worked as a YL co-ordinator, trainer on CELTA, LCCI,1-1, Business English, YL and VYL courses, and Director of Studies. She has extensive experience in teaching and mentoring. Her main interests lie in helping teachers bring out the best of both themselves as well as of their learners in both face-to-face and online teaching.