Prof. Dr. Robert Nölken is a specialist for oral surgery, periodontics, microendodontics and implant dentistry. He is running a private practice limited to those topics in Lindau/Lake Constance, Germany. Additionally, he has been working since 2005 as a senior physician and researcher at the University Medical Center in Mainz, Germany, in the Department of Oral and Maxillofacial Surgery with Prof. Dr. Dr. Wilfried Wagner and since 2019 with Prof. Dr. Dr. Bilal Al-Nawas. Since 1998 he has worked with microscopes on minimal-invasive protocols for esthetic implant dentistry. In 2021, he received a professorship at the Johannes Gutenberg University of Mainz.He is well-known for using sloped implants supporting hard and soft tissues circumferentially in the esthetic zone. Prof. Dr. Nölken is a member of many professional organizations, author of several papers, and frequently lectures on national and international stages. He runs several studies for immediate insertion in the esthetic zone and molar region, immediate restoration and digital workflows.