Jorge Sa, PhD, is an expert on Peter Drucker and Philip Kotler, founders of modern management and modern marketing, respectively, with whom he studied and who offered letters of recommendation for his books and endorsements for his work. His doctorate is in Business Administration, from Columbia University and was awarded the Jean Monnet Chair by the Jean Monnet Foundation in Brussels. His books have been translated into twelve languages and has worked as private consultant, non-executive director or taught in the executive programs of multinational companies, among others, of: Coca-Cola, IBM, Johnson & Johnson, Pfizer, Henkel, McDonald's, UnitedHealth Group, Merck, Volkswagen Group and Microsoft. Magda Pereira has an undergraduate degree in Management by ISEG School of Economics & Management and she is the general manager at Vasconcellos e Sa Associates. Magda has co-authored books with Professor Jorge Sa and has also managed many consultancy projects for Vasconcellos e Sa Associates. Nadiia Nikitina has her master's degree in Chemistry by Vasyl' Stus Donetsk National University and an undergraduate degree in Ecology by the Volodymyr Dahl East Ukrainian National University. She is a director at Vasconcellos e Sa Associates and has co-authored books with Professor Jorge Sa.
