Doctor Marcos Daniel de Deus Santos graduated from UFES in 1994, where he completed a residency in clinical medicine in 1995 and 1996. He later completed another residency between the years of 1997 and 1998 at the Hospital Felicio Rocho in Belo Horizonte/MG, where he became a hematologist. He completed his Master’s degree from UFMG in 2003 and has been a university professor ever since, having lectured at the Faculty of Medical Sciences of MG, Emescam in Vitoria / ES. After passing a public examination in 2009, he became the assistant professor of the Department of Clínica Médica, UFES, where he holds the chair of Hematology. He is currently the Coordinator of Residence in Clinical Oncology and Coordinator of the Vila Velha Evangelical Hospital Hematology Department.