Unpack the compositional brilliance of Gretchen Menn and Helen Ibe's No Limits Challenge finale performances

Earlier this spring, Martin – in partnership with Guitar World – launched the No Limits Challenge, a contest that sees eight YouTube-savvy guitarists face off against one another and cover tunes you wouldn't normally associate with an acoustic, using one of the company's offset SC models.

Jackson Maxwell

Jackson is an Associate Editor at GuitarWorld.com. He’s been writing and editing stories about new gear, technique and guitar-driven music both old and new since 2014, and has also written extensively on the same topics for Guitar Player. Elsewhere, his album reviews and essays have appeared in Louder and Unrecorded. Though open to music of all kinds, his greatest love has always been indie, and everything that falls under its massive umbrella. To that end, you can find him on Twitter crowing about whatever great new guitar band you need to drop everything to hear right now.