On this week’s Tech Nation, Ohio State University professor Angus Fletcher connects neuroscience and literature, and why stories can be so compelling – from Greek tragedy to modern times. His book is “Wonderworks … the 25 Most Powerful Inventions in the History of Literature”. Then a ten-minute primer with David Peterson, best known for creating alien languages for HBO’s Game of Thrones, Netflix's The Witcher, and Marvel's Doctor Strange.