This document discusses webinars for MOOCs and provides information on what a webinar is, the advantages of webinars, the technology used in webinars, using guest presenters, and systems available for hosting webinars. A webinar is an interactive live online presentation that is less than an hour, involves a one-to-many presentation with slides and audio at a minimum, and allows for backchannel text chat. Webinars offer ease of creation, access to guest presenters, interactivity, reusability through recordings, and potentially low cost. Popular systems for hosting webinars include YouTube Live, Big Blue Button, Zoom, and commercial options like Adobe Connect or Black