National Association of Science Writers
Phone: 304.754.5077
E-mail: diane@nasw.org
http://www.nasw.org/
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Specialized Information Publishers Association
Phone: 800.356.9302
Fax: 703.610.9005
E-mail: info@sipaonline.com
http://www.newsletters.org/
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Society for Technical Communication
http://www.stc.org/
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