Mariana Petrova , D.Sc in Physics & Mathematics, Assoc.Prof. (Application of IT in the economy) in St. Cyril and St. Methodius University of Veliko Tarnovo; Professor (Management), University of Telecommunications & Post, Sofia; Researcher (R4) (Institute for Scientific Research), Director International Science and Research Center, Tsenov Academy of Economics, Svishtov, Bulgaria. Research interests: Мanagement of IT processes, project and services; Digital Solutions in Business and Management; Smart Economics and Innovation; Smart Data Analysis in Economics. She is the author of 5 monograph, an editor of more than 20 books and monographs, has participated in more than 80 international scientific conferences (Conference Chair, Editor, Member of the Scientific Board) and published more than 200 publications in indexed and referatives datebases, Scopus and WoS.