A blog I would strongly recommend
On these grey days with no light it is worth looking at blogs like this
http://stapletonkearns.blogspot.co.uk/
For a figurative artist there is loads here to get your teeth into. I don’t agree with everything the guy says, but I bow to his years of experience.
I started understanding the importance of tone having read this blog. Tempted to post a little about some of the books he recommends.