Norman Foster: high-tech architecture's international figurehead

We continue our high-tech architecture series by looking at Norman Foster, the architect of high-tech highlights for five decades including Reliance Controls in the 1960s, the Sainsbury Centre in the 1970s, HSBC in the 1980s, Stanstead Airport in the 1990s and the Gherkin in the 2000s.
For all its radical concepts and early experiments, high-tech architecture's enduring legacy is as the sleek style of globalisation and rampant late capitalism – of corporate headquarters, airports, con