If I may stick my nose in... I tried meditation but it lacked the ability to fill me as Centering Prayer had. In meditation my mind was always working. The whole point of
Contemplative Prayer is to not be affected by anything and quiet mind and soul so that H oly Spirit could speak to us
I have a publication, the Loving Search for GOD.
The differences can be stark if you believe in Spirituality.
Shalom! (which means that God is fighting for your peace.