Dr. Ali Riza Koksal graduated from Ondokuz Mayıs University School of Medicine in 2001 (Samsun/Turkey). He completed his Internal Medicine residency in the same faculty in 2008. He worked as a resident of Gastroenterology in Sisli Etfal Education and Research Hospital between 2009 and 2012 (Istanbul/Turkey). He got the degree of associate professor in 2018. He has been working as a visiting scholar/postdoctoral fellow in Tulane University Department of Gastroenterology since January 2019. He has more than twenty articles published in international scientific journals.