This week's New Scientist Magazine is dedicated to denialism. Several excellent articles. Well worth a look. Deborah MacKenzie's article is especially worth reading.
Anecdote and emotion
Common ground***Minor correction: I am a Clinical/Community Psychologist, on faculty in a Social Psychology Division. I said it was minor.
Read all of the articles, including a commentary by some guy in the UK who hasn't a clue what I am saying but seems to really hate me just the same. Click here.