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Early childhood education and crime.
García JL, Heckman JJ, Ziff AL. García JL, et al. Among authors: ziff al. Infant Ment Health J. 2019 Jan;40(1):141-151. doi: 10.1002/imhj.21759. Epub 2019 Jan 9. Infant Ment Health J. 2019. PMID: 30625242 Free PMC article. Clinical Trial.
Evaluation of the Reggio Approach to Early Education.
Heckman JJ, Biroli P, Boca DD, Heckman LP, Koh YK, Kuperman S, Moktan S, Pronzato CD, Ziff AL. Heckman JJ, et al. Among authors: ziff al. Res Econ. 2018 Mar;72(1):1-32. doi: 10.1016/j.rie.2017.05.006. Epub 2017 May 31. Res Econ. 2018. PMID: 30034211 Free PMC article.