Bill Spangler (born 1 February, 1954) is a comic book writer who has worked on a rather large amount of Robotech comics, such as "Robotech II: The Sentinels: The Malcontent Uprisings", "Robotech: Invid War", "Robotech II: The Sentinels: CyberPirates", "Robotech: Return To Macross", and most recently "Robotech/Voltron".