Who is Theo Rycroft? Meet the diplomat who was named as one of Tatler's most influential in the Social Power Index – and just became King Charles's deputy private secretary

The Astors are coming to Buckingham Palace! In August, Tatler named Theo Rycroft and his wife, the Hon Flora Astor, as one of the UK's most powerful couples – now, the diplomat has one of the most senior roles in King Charles' court