Prof. Dr. Sebastian Kühl is a specialist in Oral Surgery. He is Vice Clinical Director of the Department of Oral Surgery, University Center for Dental Medicine Basel UZB, Switzerland. Since 2018, he has been Founder and Head of the Competence Center for Implantology at the UZB, and President of the Swiss Society for Oral Surgery and Stomatology (SSOS).

Writing and sleeping – these are the two things Katharina Kunzmann likes to do most. She has therefore made these passions into her profession. At diewillnurschlafen.de she blogs about good nights. She also writes as a freelance journalist for various media, corporate publishers, and companies. Katharina writes interviews, reports, guidebooks, and scripts for children's television, mainly about sleep but also on the topics of knowledge and health.