What you might call social engineering, others might call rejecting social Darwinism. Now the elderly and disabled can live till old age instead of dying on the streets like they did pre-social security. Thanks FDR? The TVA was pretty sweet too.
The core of the Democratic Party (the oldest in the world) has been distrust of big business and advocating for the common man (literally white men for most of it but that can change). It’s essential they go back to these roots and start attacking things like Citizens United with the same verve Republicans go after their goals