Gill Hasson delivers teaching and training for educational organisations, voluntary and business organisations and the public sector. She has 20 years' experience teaching and writing on a range of wellbeing issues; confidence and self-esteem, self-care, overcoming anxiety assertiveness and resilience. Gill is the author of more than 22 books; the bestselling Mindfulness, Mindfulness Pocketbook, Emotional Intelligence, Positive Thinking, the Sunday Times bestseller How To Deal With Difficult People, plus other books on the subjects of resilience, communication skills and assertiveness including Mental Health and Wellbeing in the Workplace, published in 2020 and co-authored with Donna Butler.