Viewpoint: Is there still a place for hand sketching in the digital design age?

This month's letters discuss carbon sequestration, climate change and population matters, and consider lessons that can be learned from both failures and past experiences.

Arup global sustainable development leader, Jo da Silva, was made a Dame in the recent New Year Honours. She talks to Jackie Whitelaw about social responsibility in business, the engineering response to COP26 and the impact of the pandemic on future planning of cities.

MIT professor Caitlin Mueller gave the keynote presentation at the IStructE Digital Design and Computation conference in May 2021. Here, she tells Jackie Whitelaw how computer tools she’s developing will help structural engineers design for zero carbon