It’s no secret to my friends that I had a close relationship with my aunt, who was my mentor. Two weeks ago I was asked by English Heritage to represent the family by unveiling a blue plaque on her house in Halsey Street. I enjoyed many memorable visits, ate delicious meals and carried out creative house repairs there – I was a kind of honorary household ‘comptroller’ (her word). It was in this Chelsea street that I built my aunt a sink cabinet on the back of my open Land Rov