In this panel discussion we have a look at the JavaScript specification and how it is decided. We will also discuss the different ways in which the specification is written and how the proposal go from one stage to another. We are lucky to have the Co-chair of the TC-39 with us. As well as Romulo who is a TC-39 member and one of the champions for the champions to bring types to JavaScript. They are joined by Nicolo Ribaudo: A lead mantainer of Babel