This introduction presents an overview of the key concepts discussed in the subsequent chapters of this book. The book explores the role parents can play in digital safety at a time when it is generally accepted that children are more conversant with technology than the adults around them. Many parents are unable to prioritise it while dealing with their own problems with housing, debt, substance abuse, unemployment or domestic violence. Parents in such circumstances routinely trail the baggage of their own poor experience of school, fueling distrust of teachers and the education system as a whole. Parents are called upon to help in schools, organise social and fundraising events and to play a key role in the education process. With increases in mental health problems among children and young people, attributed by experts to the pressure of school, growing social and cultural challenges, and 21st-century living.