There are definitely powerful SIGs that operate on behalf of more traditionally marginalized groups, the NAACP stands out. But a look at some other SIGs highlig

There are definitely powerful SIGs that operate on behalf of more traditionally marginalized groups, the NAACP stands out. But a look at some other SIGs highlights that those in powerful positions often exert their political influence through SIGs. The ACLU, NRA, AARP and US Chamber of Commerce (surprise! it's not actually a part of the government) are notable examples.