Eric Rhoads interviews Ned Mueller on today's plein air movement, his advice for beginners, and the first time he painted outdoors (Spoiler: "It was a disaster."). At 81, Ned reminds us that "you never stop learning." Bonus! In this week's Art Marketing Minute, Eric Rhoads, author of , addresses how to break out of the category of low-price point paintings, and whether or not you should reuse the canvas from old paintings.