Dave Leonard - Wordsworth's proprietor - has been a member of the Institute of Scientific and Technical Communicators (ISTC) since the mid 1970s, and more recently a member of their Independent Authors Special Interest Group (IASIG). This group acts as a forum for the exchange of ideas among its members, and also as a point of contact for clients seeking the services of freelance authors, trainers, help-writers and information designers.

The ISTC's web site is at www.istc.org.uk

The IASIG marketing web site is at www.qualityauthors.co.uk