Is the drug pipeline really drying up?

This week we’ll hear why Donald Light, professor of comparative health systems research at the University of Medicine and Dentistry of New Jersey, thinks the innovation crisis in the development of drugs is more marketing rhetoric than reality. Also this week, a research paper on bmj.com looks at how subclinical psychological distress affects mortality. Tom Russ, Alzheimer Scotland clinical research fellow at the University of Edinburgh and one of the paper's authors, explains what they found.