Maciej has been with the IOCCP since the beginning of 2011, first as a Deputy Director and starting October 2012 as a Director. Prior to taking on international research management Maciej worked in the UK, France and Japan with his research evolving around marine carbon cycling and surface ocean - lower atmosphere carbon fluxes. Alongside conducting field campaigns he developed strong expertize in basin-wide to global mapping of investigated parameters using neural statistics, self-organizing maps and other computational methods.