Even though disciplined sleeping habits and the adrenalin of live radio ensures that we are very awake while on duty, there is evidence of a phenomenon called circadian desynchronosis which causes one's brain to function slowly at those times of day when it thinks it should be asleep, regardless how wide awake the body is.

This included examining the impact of the M25 on the town of Ashtead Surrey where Davis grew up. Background
Davis grew up in Ashtead Surrey. He says that one of the best things about presenting on the radio is that "you can look things up on Wikipedia while on air".

In October 2001 Davis took over from Peter Jay as the BBC's economics editor. Evan Davis is also the presenter for the BBC venture-capitalist programme Dragons' Den as well as The Bottom Line a business conversation show also on BBC Radio 4.