The ruling rests on the notion that corporations have constitutional rights afforded to "persons" by the Constitution. The Onion takes that argument to a logical conclusion in the satirical essay: Supreme Court Allows Corporations To Run For Political Office.
Here is a snip:
"This is an unfair, ill-advised, and tragic mistake," Sen. John McCain (R-AZ) said before boarding a flight to Arizona in response to primary poll numbers that show him trailing the Phoenix-based company PetSmart by a double-digit margin. "Despite the deep discounts and exciting promotions that they may be able to offer, these huge, soulless entities are not capable of truly serving the American people's—or their pet's—needs."Great stuff!