Anti-smoking campaigner whose research and activism helped to persuade millions of people to give up cigarettesThe sharp drop in the number of smokers in the UK over the past 40 years, and England’s leading role in the global smoking cessation movement, owe much to the research work of Martin Raw, who has died of pulmonary fibrosis aged 74.Millions of smokers will have been prompted and supported to quit thanks to Raw’s findings and advocacy. He was lead author of England’s fir