Preface.- DEA for the Assessment of Regions Ability to Cope with Disasters (F. Aleskerov, S. Demin).- Perishable Food Supply Chain Networks with Labor in the Covid-19 Pandemic (A. Nagurney).- Capacitated Human Migration Networks and Subsidization (A. Nagurney, P. Daniele, G. Cappello).- Drone Routing for Post-disaster Damage Assessment (B. Adsanver, E. Coban, B. Balcik).- A simulation model for the Analysis of the consequences of extreme weather conditions to the traffic status of the city of Thessaloniki, Greece (G. Tsaples, J.M.S. Grau, G. Aifadopoulou, P. Tzenos).- The Crisis Classification component to strengthen the early warning, risk assessment and decision support in extreme climate events.- (G. Antzoulatos, A. Karakostas, S. Vrochidis, I. Kompatsiaris).- Toward Decentralized Decision Making for Interdependent Infrastructure Network Resilience (B. Cilalia, N. Ghorbani-Renania, K. Barkera, A.D. Gonzáleza).- Natural disasters and their impact on business units: The Greek case (J.A. Mpekiaris, G.D. Tsiotras).- Land Property Data Logging on Blockchain Ledger (S. Papangelou, Z.A. Charalampidis).- A General Framework and Control Theoretic Approach for Adaptive Interactive Learning Environments (A. Streicher, R. Schonbein, S.W. Pickl).- Disaster Preparedness at the Municipality Level: A Scenario-Based Multi-stage Measurement Methodology (M. Ghazanfari, M. Hakimifar, T. Wakolbinger, F. Toyasaki).- Wavelets in multiscale time series analysis: an application to seismic data? (S. Corsaro, P. L. De Angelis, U. Fiore, Z. Marino, F. Perla, M. Pietroluongo).- Effectiveness of investments in prevention of geological disasters? (U. Fiore, Z. Marino, F. Perla, M. Pietroluongo, S. Scognamiglio, P. Zanetti).- Universal Maximum Flow with Intermediate Storage for Evacuation Planning (U. Pyakurel, S. Dempe).- Development of Flood Disaster Prevention Simulation Smartphone Application Using Gamification (Y. Matsuno, F. Fukanuma, S. Tsuruoka).- Cyber Crises and Disaster Preparation in Austria: A Survey of Research Projects (B. Garn, K. Kieseberg, D. Schreiber, D.E. Simos)