David Robert Граймс is the Irish physicist, getting education in Dublin and Oxford. His professional activity is mainly related to medical physics, in particular - with researches of chasse. However the fame of Граймсу was brought by his fight against a pseudo-science: in the polemic articles on the pages of The Irish Times, The Guardian and other editions he disrobes quacks that use helplessness of sick people, that, promising recovery, to pump out money from them. In a "unreasonable monkey an author collected the numerous argued objections, that can be useful in спорах with the adherents of homoeopathy, supporters of theory of "flat Earth, together, those, who believes that микроволновки and cells kill a brain, and by other supporters of world plots.The publishing layout of book is stored in the format of PDF A4.