Stiff Landing Leg?

When your stride foot lands should it stiffen up after you throw or stay bent still? Does it really matter?

I read your post from the 26th. In it you said…

[quote]Just before you decide to start your bodies forward motion, bend or
take a deeper “sitting” posture with your pivot leg. This lowers your
body’s drive forward with the resulting action being…[/quote]

So by this do you mean I should bend my back knee as I begin my momentum forward?

It matters for the purpose of getting into a good fielding position. Those who straighten the front leg seem to be using the quadriceps too much. May be due to muscle imbalance between the quads VS hamstrings/glutes, which is a common conditioning problem.