1. Psychology Department and Learning Research and Development Center (LRDC), University of Pittsburgh, Pittsburgh, PA, USA
2. Children's Learning Institute at The University of Texas Health Science Center at Houston, Houston, TX, USA
3. School of Education, University of Michigan, Ann Arbor, MI, USA
4. School of Education, University of Virginia, Charlottesville, VA, USA
5. School of Education, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
6. Psychology Department, Davidson College, Davidson, NC, USA