Get the lead arm below the shoulder plane to cure a slice
For golfers who slice, Craig Hanson describes the Deep to Shallow idea of getting the lead arm lower than the shoulder plane at the top and setting the clubface into a more aggressive (closed) position. He says this combination makes it much easier to attack the ball from the inside.
Channel: CraigHansonGolf
Watch official source at 0:37Why this context matters
Concept shown against tour top-of-swing positions; part of the channel's 'Deep to Shallow' method.