A compact, user-friendly reference book which draws from up-to-date research and theories from psychology to offer teachers with practical tips for small changes which they can make to their practice which will significantly improve learner outcomes and teaching. Focussing on principles from 'nudge theory', this publication aims to facilitate positive learning and teaching scenarios. The book is organised around six core areas of the psychology of language learning and teaching: teacher wellbeing; leading with compassion, authority and skill; balancing the socio-emotional climate of your group; improving learner self-esteem; empowering students.