Billy Dunn, the US FDA’s Office of Neuroscience director who spearheaded the controversial accelerated approval of Biogen, Inc.’s Alzheimer’s disease treatment Aduhelm (aducanumab-avwa) and championed the need for regulatory flexibility in rare neurodegenerative diseases, is leaving the agency.
Dunn “has decided to retire from FDA and explore other opportunities while continuing his focus on improving the lives of...






