The dataverse dataset widget allows you to display (one of) your Dataverse Datasets. When creating this widget, you'll add your "Persistent Identifier" by either the DOI or the HDL - see step 3 below.
Need help finding your Dataset Persistent Identifier? Learn how to here: http://docs.openscholar.harvard.edu/dataverse. Note: this widget should be placed in the main content area, not in sidebar.
1. Go to your Control Panel, click to expand Appearance... Read more about Dataverse Dataset Widget