STC's Online Certificate Courses
First time I've seen STC Online Certificate Courses. They look excellent. $595 per course, and there are four courses, each consisting of 5-8 sessions per course. Each of the instructors looks solid. Thanks @AndreaJWenger for the link.
About Tom Johnson
I'm a technical writer based in the Seattle area. In this blog, I write about topics related to technical writing and communication — such as software documentation, API documentation, visual communication, information architecture, writing techniques, plain language, tech comm careers, and more. Check out simplifying complexity and API documentation for some deep dives into these topics. If you're a technical writer and want to keep on top of the latest trends in the field, be sure to subscribe to email updates. You can also learn more about me or contact me.