It was perhaps inevitable that after the failed experiment of appointing a former Whitehall mandarin and industry regulator as its boss, John Lewis would seek out a nuts-and-bolts retailer to replace her as its new chairman.
And they do not come much more nuts and bolts than Jason Tarry. Until his departure just a few weeks ago he had spent his entire 33-year career at Tesco since joining as a graduate trainee in 1990.
