For BCIs: Layman/fantastical: Beyond Boundaries, Miguel Nicolelis Best Overall: Brain-Computer Interfacing, RPN Rao Solid Resource: Brain Computer Interface

For BCIs: Layman/fantastical: Beyond Boundaries, Miguel Nicolelis Best Overall: Brain-Computer Interfacing, RPN Rao Solid Resource: Brain Computer Interfaces: Principles and Practice, Ed. John Wolpaw For state of the art work you have to read scientific journals. Most of the (public) progress here is coming from academic labs.