Nissen angling for the FDA?

Some are speculating that crusader Steven Nissen wants to lead the FDA:

Others say his motivation has more to do with wanting to run the FDA. And that worries the drug industry. If a Democrat is elected president next year and Nissen — or someone like him — becomes FDA commissioner, they say it could make the FDA more cautious, slowing new product approvals to a crawl and stifling innovation.