Best Books on the Neuroscience of Willpower?

I'm looking for recommendations on books (or other high-quality resources, but preferably books) that explore the neuroscience of willpower and self-control.

I'm not looking for generic self-help or productivity books. I'm more interested in understanding the underlying brain mechanisms behind willpower.

I'm comfortable with books that are somewhat technical as long as they're written for an educated general audience.

Any recommendations from neuroscience, psychology, or cognitive science would be greatly appreciated. Thanks!