The research of Melissa Koenig, Ph.D., Institute of Child Development, was recently discussed in an article in the Ulterior Motives column in Psychology Today. Koenig's research explores the questions of whether children ages 3 to 5 can distinguish if people have good and bad reasons for what they believe and if children can then use this information to decide whom they would like to learn from. You may read the story here: http://www.psychologytoday.com/blog/ulterior-motives/201206/young-kids-know-who-learn