In 2018, Mike was awarded the Tinker-Muse Prize for Science and Policy in Antarctica, in recognition of his contributions to the study of the Southern Ocean and its global impacts, and the Challenger Medal, for exceptional contributions to Marine Science. In 2020, he was awarded the Polar Medal. Research interests The role of the polar oceans in large-scale climate variability. Physical forcing of the marine ecosystem, and bio-physical interaction in the Southern Ocean. Climatic changes in Southern Ocean properties, circulation and fluxes. Dynamics and variability of the Antarctic Circumpolar Current and Southern Ocean overturning. The use of geochemical tracers in oceanography. The Arctic Ocean freshwater budget. Emerging technologies and their use in ocean observing systems. &c.