All great designers are constantly improving their skills. There has never been a successful designer, or anyone of another profession for that matter, that has stopped at a certain point and said, "Good enough". Fortunately, there are plenty of ways to always be learning new things, and to always be improving. Let's check out 20 different ways a web designer can improve their skills at any time.
http://www.onextrapixel.com/2010/08/24/ ... gn-skills/