Letter: Dr Nicholas Russell responds to a review by Edward Posnett and reflects on the pioneering work of his father and his business partner, Peter Hobbs
Letters: Asher Minns writes that farmers have been incentivised to grow a crop that causes obesity, while Prof Richard Evershed says they should turn their skills to growing genuinely nutritious food
Letters: Sarah Davidson says the government has a shot at solving profound generational challenges and Bryan Merton welcomes Polly Toynbee’s positive perspective. But Bernie Evans wants to see more action right now, and Philip Oliver urges Labour to keep voters engaged
Letters: Wealth taxes would be more worker-friendly than raising employers’ NI contributions, write Anne Gray and Clive Needle, while John Digney advocatestaxingland values
Letter: Family farmers are sick with worry after the end of inheritance tax relief on agricultural property – and the breakup of farms will hit food security, writes Cheryl Cottle-Hunkin
How Britain could forge a steelmaking revolution despite British Steel’s woes