 And while campaigns may not have much evidence to back up these record-setting numbers, Green says that's not necessarily by choice. Even when he's been hired by political campaigns to conduct studies, outside influences have hindered Green's research. Many times I've been kind of elbowed out of evaluations or sabotaged by campaign consultants who realize that the last thing they need in life is to have an academic doing a rigorous evaluation of their work because the profit margin is absolutely enormous.