Hertford and Stortford’s new Labour MP Josh Dean has been sworn in at the House of Commons. Yesterday (Wednesday, July 10) the 24-year-old made a solemn affirmation just before his friend and colleague, Harlow’s new MP. Chris Vince’s constituency includes the Hallingburys, Hatfield Broad Oak, Hatfield Heath, Matching and Sheering and he succeeded Tory Robert Halfon. Just ahead of them in the queue was former Bishop’s Stortford High School student Andrew Lewin, who won the Welwyn Hatfield seat for Labour, formerly held by Defence Secretary Grant Shapps. Both Mr Vince and Mr Lewin previously con…