{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Unto Others: The Evolution and Psychology of Unselfish Behavior","author_name":"Prof. Elliott Sober, Prof. David Sloan Wilson, David Sloan Wilson","thumbnail_url":"https://www.ebooknetworking.net/books/067/493/big0674930479.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0674930479.html\">Unto Others: The Evolution and Psychology of Unselfish Behavior</a>","width":400,"height":300}