Final answer:
The brains behind the scheme of the rescue during the Great Depression were the members of the "Brains Trust" including Rexford Tugwell, Raymond Moley, and Adolph Berle.
Step-by-step explanation:
The brains behind the scheme of the rescue during the Great Depression were the members of the "Brains Trust" which included Rexford Tugwell, Raymond Moley, and Adolph Berle. The New York Times coined the term "Brains Trust" to describe this group of advisers to President Franklin Roosevelt. Each member had their own expertise and ideas on how to address the economic crisis, such as implementing a new national tax policy and increasing the role of the federal government in the economy.