In comic strip apperences,Martha has appeared in the "Doctor Who Magazine" strips from #381 onwards and the "Doctor Who Adventures" comics from #28 onwards. The character also appears in the "Battles in Time" series of comic books periodically. In 2007, American comic book publisher IDW Publishing announced their plans to do a series of Tenth Doctor and Martha comics for a America. When asked about canonicity, IDW executive editor Chris Ryall dodged the issue by saying all the comics are "blessed" by Russell T Davies but it is up to the individual how canonical each story is.