This question is lifted from author Sahar Sabati's informative Ask an Author series, which ran from 2015-2016 and included responses and reflections from English-speaking authors from around the globe. Since I'm often asked these questions by readers, I have republished my answers here with Sahar's kind permission.
I don’t believe I have any strange writing habits. I don’t line up my pencils, write the story backwards, or draw family trees for all my characters. I don’t write longhand for an hour before opening my files. Nor do I dress up as my characters in order to get ‘into their heads’. I do occasionally write in my pyjamas and dressing gown, but that’s more a perk of the job than a strange habit. Now if you’d asked me about my procrastination habits, I could’ve given you a long list…