Dr John Coleman trained as a clinical psychologist, and was formerly a Senior Research Fellow at the University of Oxford. He is the Founder of a research centre studying adolescents and their families, and during his career he has also run a special school for troubled teenagers and worked as a policy advisor for Government. In addition to running workshops for parents of teenagers, he has created two series for TV, and written books and developed videos on the adolescent years. John's pioneering work has been widely recognised, and in the Queen's Birthday Honours in 2001 he was awarded an OBE for services to young people.

Part 1 1. The teenage years 2. The changing brain 3. The STAGE framework 4. S - The Significance of parents and carers 5. T - Two-way communication 6. A - Authority 7. G - The Generation gap 8. E - Emotion Part 2 9. Teenagers and health 10. Sex and gender 11. Friends and the peer group 12. The digital world 13. Divorce and the changing family 14. Risk-taking and challenging behaviour 15. Conclusion: how parents can make use of the STAGE framework