kˈɔldɪkˌɑːt hˈæzbiːn ɐn aʊtspˈoʊkən kɹˈɪɾɪk ʌv pˌɑːlɪtˈɪʃənz səpˈoːɹɾɪŋ "zˈiəɹoʊtˈɑːlɚɹəns" ænd pɹəhɪbˈɪʃənˌɪst dɹˈʌɡz pˈɑːlɪsi, kwˈɛstʃənɪŋ ðɪ ˈɛvɪdəns ʌv ðɛɹ ˈɛfɪkəsi ɪn pɹɪvˈɛntɪŋ mɔːɹbˈɪdᵻɾi ænd mɔːɹtˈælᵻɾi fɹʌm ɪlˈɪsɪt sˈʌbstənsᵻz.
Caldicott has been an outspoken critic of politicians supporting "zero-tolerance" and prohibitionist drugs policy, questioning the evidence of their efficacy in preventing morbidity and mortality from illicit substances.