<affiliation> contains an informal description of a person's present or past affiliation with some organization, for example an employer or sponsor. [15.2.2 The Participant Description]
If included, the name of an organization may be tagged using either the name element as above, or the more specific orgName element.
Example
<affiliation>Junior project officer for the US <name type="org">National Endowment for the Humanities</name> </affiliation> <affiliation notAfter="1960-01-01" notBefore="1957-02-28">Paid up member of the <orgName>Australian Journalists Association</orgName> </affiliation>