Early, D., Burchinal, M., Barbarin, O., Bryant, D., Chang, F., Clifford, R., Crawford, G., Weaver, W., Howes, C., Ritchie, S., Kraft-Sayre, M., Pianta, R., Barnett, W. S.
Bryant, D., Wesley, P., Burchinal, P., Hegland, S., Hughes, K., Tout, K., Zaslow, M., Raikes, H., Torquati, J., Susman-Stillman, A., Howes, C., Jeon, H.-J.