Senator Cory Booker wearing a ring on his left middle finger. Screenshot from video of his appearance on The Late Show With Stephen Colbert.

In Hand Analysis wearing a ring on a specific finger boosts the energy of that finger. Here's a screen shot of Senator Cory Booker wearing a ring on his left middle finger. This is the finger of integrity. #palmreading #handanalysis #corybooker #rings #handsofthefamous