the brains behind (something)

the brains behind (something)

The person responsible for a certain plan or idea. Sheila is the brains behind our new environmental initiative, so she deserves all the credit. I wonder which of my enemies is the brains behind this latest rumor about me.
See also: behind, brain
Farlex Dictionary of Idioms.

the ˈbrains behind something

the person who thinks of new ideas and makes plans for somebody/something: Everyone knew that she was the real brains behind the operation.
See also: behind, brain, something
Farlex Partner Idioms Dictionary
See also:
  • the brains behind something
  • be the brains behind (something)
  • brains
  • to (one's) credit
  • I wouldn't wish (something) on my worst enemy
  • I wouldn't wish that on my worst enemy
  • putty head
  • puttyhead
  • May the best man/woman win.
  • deserve credit for (someone or something)