Contributions by: Paul Letourneau, Elizabeth D. O'Hare, Elizabeth R. Sowell, Tonya White, Claus C. Hilgetag, Yevgenia Kozorovitskiy, Elizabeth Gould, Amanda R. Tarullo, Karina Quevedo, Megan R. Gunnar, Gregg D. Stanwood, Pat Levitt, Richard N. Aslin, Meghan A. Clayards, Neil P. Bardhan, Angela D. Friederici, Bogdan F. Iliescu, James L. Dannemiller, Rosa M. Angulo-Barroso, Chad W. Tiernan, Melissa D. Bauman, David G. Amaral, László Seress, Hajnalka Ábrahám, Ivica Kostovic, Miloš Judaš, Zdravko Petanjek, Torkel Klingberg, Gergely Csibra, Elena Kushnerenko, Tobias Grossmann, Canan Karatekin, Jeffrey R. Wozniak, Bryon A. Mueller, Kelvin O. Lim, Kathleen M. Thomas, Angela Tseng, Jacques Mehler, Judit Gervain, Ansgar Endress, Mohinish Shukla, Balasrinivasa Rao Sajja, Ponnada A. Narayana, Essi Viding, Douglas E. Williamson, Erika E. Forbes, Ahmad R. Hariri, Yuko Munakata, Jennifer Merva Stedrom, Bryan Kolb, Wendy Comeau, Robbin Gibb, Linda Ewing-Cobbs, Mary R. Prasad, Khader M. Hasan, Daphne Maurer, Terri L Lewis, Catherine J. Mondloch, Teresa V. Mitchell, Teresa Nick, Mark H. Johnson, Denis Mareschal, John E. Richards, Jocelyne Bachevalier, Michelle de Haan, Joan Stiles, Brianna Paul, Wendy Ark, Jenny Richmond, Charles A. Nelson, Philip David Zelazo, Stephanie M. Carlson, Amanda Kesek, Elizabeth A. Olson, Monica Luciana, Jonas Persson, Patricia A. Reuter-Lorenz, Mischa de Rover, Sharon Morein-Zamir, Andrew D. Blackwell, Barbara J. Sahakian, Anita J. Fuglestad, Raghavendra Rao, Michael K. Georgieff, Sarah N. Mattson, Susanna L. Fryer, Christie L. McGee, Edward P. Riley, Eric M. Langlois, Linda C. Mayes, Marilyn Welsh, Kathryn DeRoche, David Gilliam, Annette Karmiloff-Smith, Mikle South, Sally Ozonoff, Robert T. Schultz, Rachel Marsh, James F. Leckman, Michael H. Bloch, Yanki Yazgan, Bradley S. Peterson, Guinevere F. Eden, D. Lynn Flowers, Daniel S. Pine, Christopher S. Monk, Ian M. Goodyer, Zoë Kyte, Myron A. Hofer, Regina M. Sullivan, Oskar G. Jenni, Ronald E. Dahl, Peter Mundy, Amy Van Hecke, Nathan A. Fox, Heather A. Henderson, Koraly Pérez-Edgar, Lauren K. White, Charles F. Landry, Terri L. Schochet, Ann E. Kelley, Jessica E. Shackman, Alison B. Wismer Fries, Seth D. Pollak, Eveline A. Crone, Maurits W. van der Molen