It’s good to see that the Wellcome Trust is considering shortening the working week for its head office staff to boost productivity and introduce a better work-life balance (Wellcome Trust considers letting workers move to four-day week, 19 January). As a former BBC journalist, I can attest to the benefits of a four-day week – even though it was introduced in secret, and all of 47 years ago! BBC Radio Manchester was still in its infancy when the station manager…