If you believe the theme of the World Dementia Council (WDC) meeting in London this week, dementia is βin a new era,β where it will be possible to prevent, diagnose and treat neurodegenerative disease. That is not the case for most people living with dementia today, but the approval of the first disease-modifying drugs and the imminent arrival of new blood-based biomarkers is βa big moment,β Lenny Shallcross, executive director of WDC told the meeting on Mar. 20.