AstraZeneca Departures Continue as Medical Chief Bohen ExitsSean Bohen, who’s also executive vice president for global medicines development, will part ways with Cambridge, England-based AstraZeneca after it completes the transition to the new structure unveiled last week, a spokesman said in emailed answers to questions. Chief Executive Officer Pascal Soriot announced the overhaul last week, bringing in a cancer expert, Jose Baselga, to reign over oncology research and development.