In my newsletter today (sign up!), I wrote:
I enjoyed reading a different perspective on social dynamics. It is broadly reasonable and reaches lots of my conclusions in different ways than the ones I'm more familiar with.
Unfortunately, Mailchimp (the big email sending service I'm using) modified the URL and broke it. And this link currently has more than double the clicks of the second most popular link. So hopefully some people will see this post and be able to view a working link (above). And here's a separate backup link.