Katie Heikkinen, Ed.D., received her doctorate in Human Development from the Harvard Graduate School of Education in 2014. She also received a Master’s degree in Mind, Brain, and Education from the Harvard Graduate School of Education in 2007, and a A.B. from Harvard College in Psychology in 2002. She studies the assessment of development, with a particular emphasis on Kurt Fischer’s Skill Theory, Theo Dawson’s Lectical Assessment System, and Robert Kegan’s Subject-Object Interview. Her dissertation research focused on the development of perspective taking skills. She is particularly passionate about online learning and effective learning design.