Shri Ramakrishnan Subramanian's book Wisdom of Erra, is his 8 year-long project, about science, spirituality, and economics, written in the form of a science fiction novel, which was called Beautiful Stranger at the beginning. Please support his work, if you like the same. The author goes by the pen name Sai Ram also, and this book, written under his pen name Shri Ram, is his latest edition of his novel.