Prof Anthony Harnden also said 'picking out' teachers who aren’t in priority groups would expose other at-risk people to harm.
A YouGov study questioned 2,000 Britons about their attitudes towards travelling when lockdown lifts.
The government has launched a campaign to promote the vaccine roll-out by encouraging people to add frames to their social media profiles.
Justice secretary Robert Buckland has suggested that it could be legal for companies to insist that new staff members have a COVID jab.
Scepticism over the effectiveness of the AstraZeneca jab in Germany comes after a muddled communications campaign by the government.
'Right now you should be looking at earlier unlocking because the data is so good,' Prof Mark Woolhouse said.
European Commission vice-president Maros Sefcovic said it 'deeply regrets' its hastily-reversed threat last month to invoke Article 16 of the Northern Ireland Protocol.
The French Health Authority has said that previous infection gives initial immunity so just one dose is needed.
An Israeli study of 523,000 people who received both doses of the Pfizer vaccine has found there have been zero subsequent deaths.
98% of over 80s have received a COVID vaccine in one area, compared to less than three quarters in the area with the lowest rate.
Katie Price’s son Harvey has written a touching note to NHS staff to say “thank you” for giving him the coronavirus vaccine. The 18-year-old - who is classed as being in a vulnerable group - received his first dose on Friday, and Price previously reassured followers he was safe and well despite suffering side effects.
The move could cover up to 1.3 million undocumented migrants as the UK seeks to build up immunity to coronavirus, according to a report.
The country is set to receive 100 million Oxford/AstraZeneca doses in the first half of the year, on top of 20 million doses from Pfizer and around 17 million from Moderna.
Stark warning that if poorer countries do not get access to vaccines, the virus could mutate and world will be "back to square one".