HealthI showed that nicotine is a gateway to hard drugs Forty years ago, Denise Kandel proposed that cigarettes could boost the chances of people using drugs like cocaine. She reveals how she finally got the evidence Opinion
HealthWar on drugs: The Kiwi comedown has lessons for all Hailed as a better way than prohibition, there is much to learn from New Zealand's stalled attempt to legalise new highs, says campaigner Ross BellComment