A Macat Analysis of Steven Pinker's The Better Angels of Our Nature: Why Violence Has DeclinedAudiobookA Macat Analysis of Steven Pinker's The Better Angels of Our Nature: Why Violence Has DeclinedbyJoulia SmortchkovaRating: 4 out of 5 stars4/5Save A Macat Analysis of Steven Pinker's The Better Angels of Our Nature: Why Violence Has Declined for later