Work In Progress: Should we do away with 9am meetings to suit circadian rhythms?

Are you someone who dreads an early morning meeting, or do you find it hard to stay engaged in the afternoon?Your biology plays a big role in when your energy peaks during the day — these patterns are known as circadian rhythms. But the workforce isn't set up to suit everyone's needs, so how do you get the best out of everyone when people are most productive at different times of the day?