Top online courses to improve writing

In retirement, many people take on new adventures and new hobbies. Some take up writing so the following would be of great interest to those bloggers and writers who are interested in improving their writing skill sets.

 A blogger named Arthur Gutch has chosen his 10 ten online writing classes. The full story is here, but I have listed the top three from Arthurs list below:

Some of the courses are free, some cost as much as a normal college class, but all of them give you the opportunity for real growth in your writing career
1. Writing Science Fiction   Offered by MIT (Massachusetts Institute of Technology), this class is free and includes all assignments and materials. It's a non-credit class focusing on the world of science fiction writing.

2. English Composition  Offered by Arizona State University, this class includes a number of writing projects and helps you to develop research and critical thinking skills. The class is free to take, and students who earn a C or above can pay $600 to receive a college credit for the class.

3. How to Write About Murder  The Australian Writer's Centre offers this course for true crime writers, as well as crime fiction authors. It teaches how to research murder cases, using both sides of the story as POV. The price is $195.