Johanna Stirling is a freelance teacher, teacher trainer, materials writer and online course designer. She is a NILE (Norwich Institute for Language Education) Affiliate Trainer. Professionally she is particularly interested in ways to teach spelling and green issues in ELT. She is a Cambridge author and presenter and is also the author of the award-winning Teaching Spelling to English Language Learners and runs The Spelling Blog. Johanna is a volunteer and founding member of Green Action ELT, a group dedicated to supporting the ELT industry to become more environmentally sustainable. She is also a comedy improvisor!