Edited sentence: " Brendan O'Neil criticized Wilkinson and Pickett for their "censorious dynamic", writing at Spiked: "It is ironic that Pickett and Wilkinson, so very keen on the idea of equality, don’t like the idea of an equal right to speak and critique.But it was publicly pointed out that their book itself has not been peer-reviewed, and Wilkinson and Pickett have been accused of trying to shut down debate by this tactic.If not.In order to distinguish between well founded criticism and unsubstantiated claims made for political purposes, all future debate should take place in peer-reviewed publications".In response to much public criticism of the book in Spring 2010, Wilkinson and Pickett then posted a note on the Equality Trust website which states: "Almost all of the research presented and synthesised in The Spirit Level had previously been peer-reviewed, and is fully referenced therein.In this area of life, their attitude is: ‘If you’ve been peer-reviewed, let’s talk.It's a disgrace.List of countries by GDP (PPP) per capita.Screw you.Writing in The Independent, Nigel Hawkes said:  "If you're writing a book about a hugely political subject such as inequality, you've surrendered any right to hide behind the flak-jacket of peer review... Hiding behind peer review is a betrayal of all the principles of academic life, of open dialogue, of freedom of expression and, since the two profs are so keen on it, of equality as well