Hot-wiring the Transient Universe IV will be hosted by LCOGT in Santa Barbara, California from 12-15 May 2015. Registration is now open at: http://hotwireduniverse.org You are encouraged to download the meeting poster (featuring a surfing robot!): http://lcogt.net/files/Hotwired_poster.pdf to post on bulletin boards at your institution. Rob Seaman NOAO