Tip of the Week (How to Load a Dishwasher, Correct Midback Tightness, Arch Strength, Standing Posture, Correct Core Firing, Etc..) (coreexercisesolutions.com)
When I assist a student with this pattern, I do so by sitting behind her, holding her arms and gently pressing my foot into the dull midback to make the circular spinal movement from Upward Thunderbolt to Camel Pose more conscious. (yogajournal.com)
Place your hands midback, and lift one leg at a time skyward. (yogajournal.com)