A guitar is just a hunk of wood with some other hardware and parts screwed onto it, right? Well, sort of, but that wood is of the utmost importance, as a new Guitar Player article explains:
However much your pickups, amp, and effects influence your final tone, the cornerstone of a guitar’s voice is the wood it is constructed with. You can hear the difference in the resonance and response of different tonewoods even when a guitar is played unplugged.
Learn the characteristic differences between Fenders and Gibsons and read up on the importance of every detail down to the fretboard. Also view some beautiful samples of tonewoods at GP.