The American Society of Indexers has a wealth of information on its web site: http://www.asindexing.org.
Wright Information is also a member of Indexer Unlimited. If you need an indexer with a particular specialty, check our website at http://www.the-indexer.com/iu/indexers_unlimited.htm.
Jan C. Wright
Wright Information Indexing Services
For more information, please send email to firstname.lastname@example.org