Profile widget is a simple Javascript widget you can place on your HTML pages to show LinkedIn public profiles.
http://developer.linkedin.com/documents/profile-widget
Widgets
Get access to data on 4,321 websites that are LinkedIn Profile Widget Customers. We know of 964 live websites using LinkedIn Profile Widget and an additional 3,357 sites that used LinkedIn Profile Widget historically and 736 websites in the United States.
Get a list of 4,321 websites using LinkedIn Profile Widget which includes location information, hosting data, contact details, 6,142 currently live websites which includes 5,178 domains that redirect to sites in the list. 3,357 sites that used this technology previously and 736 websites in the United States currently using LinkedIn Profile Widget.