At the graduation ceremony of the Lessing Gymnasium Uelzen, Germany, Robert argued for later school start times for teenagers, which was unfortunately overlooked by the local newspaper when covering the event.
Ever wondered what "vacillating" meant? Read Ewan's interview.
Robert talks about Chronotheray at Pint of Science 2018 in Coventry
Quench your thirst for knowledge - Pint of Science 2018 tickets on sale from 9 April!
How does your biological clock tick? And what does that have to do with chronic diseases or treating them?
Come and find out at Café Scientifique in Leamgton Spa on 19 March.