Having trouble getting up in the mornings even though you have an alarm clock, a phone, and maybe even a dawn simulator? All you need is a Knocker-Upper. In the 19th and early 20th centuries, Knocker-Uppers walked the streets tapping on clients' windows to get them up for work in (mainly) working class districts near to factories. One of our academics at South Mimms U decided to revive the profession. He's also developing new forms of sound-based ways to help people get to sleep or stay concentrated when they work. Take an early morning walk and find out more...