Some governments have responded to the COVID-19 pandemic by developing policies based on ideas from behavioural psychology, especially ‘nudge theory’. But the pandemic has highlighted two important failings of ‘nudging’ – its libertarian opposition to state intervention; and its lack of any theory of psychological interiority.

First popularised by Harvard law professor Cass Sunstein and University of Chicago behavioural economist Richard Thaler, nudge theory has been credited for many policies that are common-sensical – positioning hand sanitisers in prominent locations in receptions of buildings accompanied by colourful signage will increase usage; citizens should be advised to sing happy birthday while washing their hands as this will ensure their handwashing lasts for the recommended duration; tissues might be placed within easy reach of office workers to discourage unprotected face touching; etc. Continue reading →