The definitive book on this is ‘The Alter Ego Effect’ by Todd Herman (there’s also a bunch of extra resources on his website https://alteregoeffect.com https://

The definitive book on this is ‘The Alter Ego Effect’ by Todd Herman (there’s also a bunch of extra resources on his website https://alteregoeffect.com https://alteregoeffect.com ) He goes into great detail about the method and the science of what’s happening in your brain when you use it. It’s helped me go from introverted engineer to successful start-up founder that just exited.