During his trip to France he wrote a work that was published in English as The Rationale of Reward and The Rationale of Punishment.  
During his trip to France he wrote a work that was published in English as The Rationale of Reward and The Rationale of Punishment.  This followed his first success, A Fragment on Government, which shredded Blackstone's Commentaries on the Laws of England.  A later trip to Russia inspired the now famous Defence of Usury, a work modeled on Adam Smith's laissez-faire notions.  Believing happiness equivalent to pleasure, he advocated a sort of moral-mathematical computation to determine whether actions were right or wrong, which is discussed in his magnum opus, Introduction to the Principles of Morals and Legislation.  FTP, name this British philosopher, the founder of Utilitarianism.
During his trip to France he wrote a work that was published in English as The Rationale of Reward and The Rationale of Punishment.  
Jeremy Bentham