In his book's synopsis on his website, he claims he will "unceremoniously unashamedly and unmistakably going to expose the fiction of evolution". In his quotes, he claims that "It is sacrificing reason on the alter (sic) of treason to accept that the greatest construction of all time.. a human being with a brain is the result of chance, randomness and destructive mutations. It is the irrational three legged chair of hopeless speculation that bears no resemblance whatsoever to reality and observable functioning perfect order." When contacted, Lenihan's office confirmed that he was indeed due to launch the book.
Previously, another minister in the same government, the Tanaiste (deputy Prime Minister) Mary Coughlan, hit the headlines when she claimed that Albert Einstein formulated the theory of evolution (http://www.independent.ie/national-news/coughlans-no-einstein-after-gaffe-at-smart-economy-launch-1890227.html).