Tangled yarn

How is a person supposed to keep skeined yarn from tangling?? I had it almost completely in a ball, then I looked down and saw THAT.

Here's the latest finished project: half gloves for a crafty friend. You can't tell from the picture but all the stitches are twisted. Yes, I've been twisting all my stitches ever since I started knitting. I discovered this when I saw a picture of real, legitimate knitting in a book. Hey... that doesn't look like my...