This document discusses open data sharing in neuroscience. It begins by introducing NeuroVault, a platform for sharing neuroimaging data. It then discusses various incentives for data sharing, such as journal policies requiring data availability and opportunities for data papers. Standards like BIDS are presented as a way to make data easier to use. OpenNeuro is highlighted as a new platform for sharing preprocessed neuroimaging data and running analyses. The benefits of open data are discussed, such as enabling faster, cheaper, higher quality, and more inclusive/competitive research. The conclusion advocates getting more data into researchers' hands and building tools to achieve this goal.