Take a historical perspective on social change with our expert views:
The city never sleeps easily
Why has town planning always been about striking a balance between security and the city?
The prime conductor
She played a key role in the rescue of slaves and the abolition movement - many consider Harriet Tubman her people's Moses.
On the hour
New machines - and transport between cities - needed proper regulation. Industrialisation changed forever the way we see time.
Equalising the past
Inspired by feminist thought, historians started to consider the role of women in the development of the modern world and creating a specifically feminist history.
The historical viewpoint
While the failures may be memorable, the history of child protection is generally a positive tale of increasing awareness and support.