In this episode of The DNA Download, Halleta meets Sarah Laskey, PhD, 23andMe Health R&D Scientist, who answers the question: is there a gene for every trait? Are you a morning person or a night owl? Learn how your genes influence what time you like to wake up in the morning.

Keywords: polygenic, complex trait, wake up time, morning person, night owl, genetics, DNA

Sarah Laskey, PhD is a Health R&D Scientist who joined 23andMe in the summer of 2016. Sarah works on the Research team, using the 23andMe database to power new genetic discoveries and product features for 23andMe customers. Sarah is proud to work with the 23andMe Education team, but she also loves to learn — she credits her high school Biology teacher with kindling her love for science and science communication. Before she worked at 23andMe, Sarah spent many years in school; she received a BS in Biological Engineering from MIT and a PhD in Biomedical Engineering from Johns Hopkins University.