Gateway from Frederik Pohl. Also the others books that follows this series, I can't recommend this enough. https://www.theguardian.com/books/2012/jan/19/back-t

Gateway from Frederik Pohl. Also the others books that follows this series, I can't recommend this enough. https://www.theguardian.com/books/2012/jan/19/back-to-the-hugos-frederik-pohl https://www.theguardian.com/books/2012/jan/19/back-to-the-hu...