1. Doctor of Economic Sciences, Associate Professor, Department of Marketing, Tavria State Agrotechnological University
2. Ph.D., Professor of Consumer Behavior, School of Agricultural, Forest and Food Sciences, Bern University of Applied Sciences
3. Doctor of Economic Sciences, Professor, Academician of Kazakh National Academy, Department of management and Organization of Agribusiness, Kazakh National Agrarian University
4. Ph.D., Associate Professor, Department of Marketing, Tavria State Agrotechnological University
5. Ph.D., Senior Lecturer, Department of Marketing, Tavria State Agrotechnological University