Research is focused on Upper GI minimally invasive and robotic surgery, surgical imaging and genetic profiling. He has authored over 15 chapters in textbooks concerning robotic forgut surgery and over 500 articles in international peer-reviewed journals. From 2018 he is chairman of the Educational committee of the European Society for Diseases for the Esophagus (ESDE) and member of the education committee of ISDE, he is associate editor of Diseases of the Esophagus and Digestive Surgery, founder and chairman of the Upper GI International Robotic Association (UGIRA).