I've only read parts, but Dr. Axel Rauschmayer has a few good books; Speaking JavaScript, Exploring ES2016, and more available free online here: http://explorin

I've only read parts, but Dr. Axel Rauschmayer has a few good books; Speaking JavaScript, Exploring ES2016, and more available free online here: http://exploringjs.com/ http://exploringjs.com/. He also has an insightful blog here: http://2ality.com/ http://2ality.com/