I'm currently training for SFG1 and while I was watching vids on youtube I saw this one:
It's Brett Jones talking about the Goblet Squat and the kettlebell holding position. To keep the counterbalance he put the kettlebell just a little away from the chest to descend perpendicular to the...
in reading ETK I stumbled upon the "warrior posture". I would say it's like a hollow body position with the hips pushed forward.
Pavel writes (page 91):
This is pretty surprising to me, because I assumed that flat/neutral back, tall spine position was the way to go.