Progressive Christianity and the loss of a moral centre

I came across the this blog post today, by a guy called Chad Holtz, courtesy of Dan Kimball (Vintage Faith Church). It has too much of a ring of truth, this side of the Atlantic, to be dismissed lightly. 

http://umcholiness.wordpress.com/2014/04/08/progressive-christianity-and-the-loss-of-a-moral-center

I'm hearing some warning bells going off ....