An overview of the Synoptic Antarctic Shelf-Slope Interactions (SASSI) project for the International Polar Year

As Guest Editors, we introduce the special issue of Ocean Science dedicated to the Synoptic Antarctic Shelf-Slope Interactions (SASSI) project for the International Polar Year. We set the scientific context for SASSI and note the objectives and goals of the project. The observational data set collected around Antarctica is summarised, and the scientific results of SASSI are briefly introduced.