Marcin Lawenda is a senior researcher in the Supercomputing Department of the Poznań Supercomputing and Networking Center (PSNC), Poland. He holds an M.Sc. and a Ph.D. in Computing Science from Poznań University of Technology; his early research addressed scheduling and divisible load theory. Over more than two decades at PSNC he has contributed to the design, development and operation of national and European research infrastructures, acting as project coordinator of the HiDALGO2 EuroHPC Centre of Excellence (9 partners in 7 countries, more than 60 researchers, €6 M budget), and as work-package leader, deputy project manager and quality manager in EU-funded and national projects, including HiDALGO. His current research focuses on large-scale environmental simulations, coupled multi-model workflows and digital twins addressing global challenges, on the convergence of high-performance computing, high-performance data analytics and AI, and on sustainable, energy-aware computing infrastructures. He co-organises the AGCA workshop series at PPAM and was awarded a silver medal for long service by the President of the Republic of Poland in 2023.