67. Why People Don't Like Science? with Robin Ince

66. Benzos, Dope and Tranq with Manisha Krishnan

65. Addiction, Rats and Nazi Germany with Professor Bruce Alexander

64. Autism with Melanie Sykes

63. Indigenous Wisdom with Mark Plotkin

62. Blood of the cocaine war with Wade Davis

61. Ethnopharmacology Part 2 with Dr Dennis McKenna

60. Ketamine, Cannabis and Alcohol with Prof Celia Morgan