I am Dr.Mojtaba Mafi M.D., Medical Doctor/ Physician, Graduate of Tehran university, School of Medicine with honor. I passed post graduate courses on Nutrition, Gastroenterology and hepatology, Obesity treatment and diabetes approved by Medical sciences university successfully. I am associate of Iran Hepatitis Network and Gastroenterology and Hepatology research center, Middle East Liver Diseases Center (MELD). I studied on fatty liver and related metabolic disorders among Iranian families from 2015 and currently publishing the results of our study and research about fatty liver and hyperlipidemia, diabetes and nutrition as study director and clinician associate member of Hepatitis Network. I am reviewer of Hepatitis Monthly Journal and journal of Clinical and Translational Hepatology. I passed successfully more than 10 courses with certificates in Iranian association of gastroenterology and hepatology. One of my works on diabetes and fatty liver as a scientific article has been accepted in 4th International Conference on Diabetes and Its Treatments at Dubai 2018 for oral presentation and publication. I am organizing committee member and speaker of International Conference of Nutrition and Diet Imbalance, Indonesia, 2018. My article on fatty liver and metabolism has been accepted in International Conference on Gastroenterology and hepatology, Thailand 2018, for oral and poster presentation. I am verified reviewer and certified mentor of Publons academy in the field of Clinical Medicine and Hepatology. I am invited participant for International Conference of Translational Medicine, Hawaii, from editor in chief of American Journal of Translational Medicine. I am invited speaker of International Conference on Obesity and Chronic diseases, 2018 in Dubai.