Konstantinos Petridis received his Ph.D in Operational Research at Democritus University. His research interests and expertise lie in quantitative methods: mathematical programming models for optimization and design of supply chain networks, mathematical programming models for forest and agricultural scheduling and production and data envelopment analysis models for various scientific fields (bioenergy, computer science, scientometrics, energy). Furthermore, he is working on the field of e-waste management applying advanced forecasting techniques.