developerWorks just published an article I co-authored today; it is live here.
developerWorks also featured it on:
the dW Lotus home page:
http://www.ibm.com/developerworks/lotus
the WebSphere Portal zone page:
http://www.ibm.com/developerworks/websphere/zones/portal/
the WebSphere Portlet Factory product page:
http://www.ibm.com/developerworks/websphere/zones/portal/portletfactory/
and the Lotus Connections product page:
http://www-128.ibm.com/developerworks/lotus/products/connections/
Enjoy!