Account deletion should be requested, use the form link given.
More can be read in the help section: http://www.gather.com/faqs.jsp?cat=managingyouraccount
URLS:
http://www.gather.com
http://www.gather.com/submitCase.action
Please note that AccountKiller.com is not associated with the business listed on this page. AccountKiller provides easy-to-understand instructions and guides on how to cancel charges and relationships from the list of businesses on our site, we have no affiliation with these businesses.