DT is great for starting off, I would say Eat3D/3D Motive are a bit more advanced, Gnomon tuts are also worth a look but tend to be more VFX focused. On a side note I'm surprised none of these sites have resources on the new PBR workflow, I get its relatively new but I'm sure a lot of artists would be interested in…
Also to the OP - see my signature for a permanent discount code on your first month's signup or any downloads if you want to take a test drive on our service ;)
my favorite instructors have always fell into two camps, people who are really excited and enthusiastic about what they are trying to teach, and the ones that have partial mental breakdowns during the video, following tutorials I still remember gems like "don't worry I am just talking to myself, no one else will talk to…