Boris Johnson’s decision-making was ‘bipolar’ during Covid, wrote Vallance

Chief scientific adviser in 2020 found the ex-PM completely inconsistent' in his evidence to the Covid inquiry

Boris Johnson's decision-making during the coronavirus pandemic was described as bipolar" and completely inconsistent" by Sir Patrick Vallance, the Covid inquiry has heard.

The government's then chief scientific adviser acknowledged his frustration in his diary entries, which he has submitted to the panel as evidence, at the chaos" in Downing Street and Johnson's flip-flopping" when making decisions about restrictions.