Watch the Shimmering online guitar lesson by Brad Carlton from Chord Studies: i to V7 Vamps Vol. 1
Fittingly we've got our most challenging progression for last. Practice just getting that Dm9 voicing before attempting the actual progression. Notice that we're doubling the E, which gives that voice a shimmer. You'll hear the melody as the voices move up on the first and second strings, giving you a great sounding progression.