This morning, Mekka learned that Andy Weir, the person, is a reactionary centrist. I kind of wish he hadn't found out.
Scifi can be funny that way.
The central concept of PHM is "woke". Weir isn't.
Another white dude, Neil Stephenson has always been right-libertarian but most of his fans remember he had gay male characters.
Meanwhile, Scalzi's big break was a remake of an ode to military dictatorship. But, since then, he's put energy into being a good human being.