Single Sourcing and the Technical Communication Career Path
http://www.ingentaconnect.com/content/stc/tc/2003/00000050/00000003/art00005
  access restricted (by the publisher) to members/subscribers/customers only
  peer-reviewed

Albers, Michael J.
Technical Communication Online
2003

Abstract:

Considers how most technical writing uses a craftsman model and evaluates the applicability of that model to single sourcing. Proposes a technical communication career path with distinct job responsibilities for junior and senior writers.