Crystal Bridges Museum of American Art is in the early stages of a 10-year-long study involving 17 mostly rural low-income public elementary school children in three states to measure the outcome of immersive arts education. Plus, a work-in-progress documentary that will be screened at the 21c Museum Hotel explores the impact of lesbian authors and their works. And, more on the growing number of green dentists who are offering patients eco-friendly treatment while following sustainable clinical practices.