Trevor Hancock is a professor and senior scholar at the University of Victoria’s school of public health and social policy
In 2002 Donald Rumsfeld, then US Secretary of Defence, mused about what we know and don’t know. He suggested there are the ‘known unknowns’ – for example, we know we don’t know how life began – and the ‘unknown unknowns’ – the things we don’t even know we are ignorant about.
But he forgot one important category – the ignored knowns; the things we know but prefer to ignore. This is what Al Gore called the inconvenient truth and is the realm of the science denial industry. With the election of Donald Trump, who seems to make a habit of ignoring science, evidence and fact, we are entering an era of what Stephen Colbert called ‘truthiness’ back in 2005: ...continue reading