High-tech pioneer Nicholas Grimshaw has stepped down as chairman of his eponymous architecture studio. In this series of movies he talks through 10 highlights that defined his five-decade career.

Park Road Apartments, London, UK, 1970
One of Grimshaw's earliest projects, completed while he was working in partnership with Terry Farrell, this 11-storey apartment block overlooking Regent's Park was the architect's home for six years.
"The thing about this building is that it's incredibly cheap," explained Grimshaw. "We had to find the simplest way of doing everything. We opted for having a ribbed aluminium skin, which you can make go round the corner by simply speeding up the rollers they go through ? its the easiest thing in the world." "People said initially you can't clad a building just in flimsy aluminium, its ridiculous. But here it is 40 years later and it pretty much looks as good as the day it was put up," he added.

Herman Miller Factory, Chippenham, UK, 1976
This factory on the River Avon for open-plan furniture manufacturer Herman Miller was also completed while Grimshaw and Farrell were working together.
Designed to be extremely flexible, the building has a steel frame, with interchangeable fibre-glass panels or glazing that can be placed in and moved as the building's function changes.
"I wanted to call it Action Factory, like their Action Office," said Grimshaw. "I wanted it to be a factory that could be reconfig...