Some information about Alan can be found in this FOAF description of the person Alan Ruttenberg. Alan's official URI is http://mumble.net/~alanr/ThePersonAlanRuttenberg. The description is at http://mumble.net/~alanr/ThePersonAlanRuttenberg.rdf. You can explore the description using the FoaF Explorer, the Zitgist Browser, or the RDF Validator.
When you try to access Alan's official URI, a 303 response redirects you to the FOAF description in RDF (actually OWL), as recommended by the httpRange-14 TAG finding. Note: To generate my initial "knows" list, I used my linked in contacts, following the instructions here.