The e-Portfolio plugin provides 2 Widgets.

1. The Profiles Widget. This will list profiles that have been published and link to them. The Profile Widget is installed automatically if you create an e-portfolio blog. The widget will not show in the sidebar until the first profile is created.  Like all widgets you may have to add it again if you change theme.
2. The Tag Cloud Widget, the e-Portfolio plugin modifies the Tag Cloud Widget so that it can show a cloud of Profile tags.

Here is an example: