On 21 February 2018, Kenneth Sörensen gave a plenary lecture at the ROADEF 2018 Conference in Lorient, France. You can watch the entire lecture here.
Bicycle Sharing Since the turn of the millennium, an explosion of Bicycle Sharing Systems (BSSs) has been observed in cities throughout the world (see Figure 1). These initiatives allow individuals to rent a bike from an automated rental station, use it
At the latest conference of the German OR Society in Hamburg (www.or2016.de), I gave a semi-plenary talk on the history of metaheuristics. This talk is the live-version of a chapter that will soon appear in the Handbook of Heuristics (Springer). This
The number of people affected by natural disasters or displaced by conflict, persecution, violence or human rights violations has been steadily increasing, doubling in a decade and reaching 82 million in 2015. At least 440 000 people lost their lives in only
The coalition versus individual partners. Looking for efficiency in a horizontal logistic co-operation.
Over the last decades, the transportation sector has put an enormous effort into improving the efficiency of its operations. Algorithms developed in the Operations Research community for operational transportation planning problems, most notably vehicle routing problems, have contributed considerably in
Complex problems are entangled with our everyday life, usually without us noticing. We rely on fast-speed internet, where each package traverses several routers around the globe. We use transportation systems and rely on train and airport providers to reliably schedule
Optimization and horizontal collaboration The freight transportation sector accounts for a major percentage of the global economy. According to the Organization for Economic Co-operation and Development, the transportation of goods and services contributed 1156 billion dollars to the US economy
Time-dependent vehicle routing is all about avoiding traffic jams by taking into account recurring congestion on our roads, and essentially “routing around” it. For researchers to be able to develop effective time-dependent vehicle routing algorithms, realistic time dependent data sets