https://www.aefglobal.org
https://abc.fpg.unc.edu
https://3a.education.unimelb.edu.au/
http://www.communityofchange.org/
https://earlydevelopmentresources.com/abecedarian-approach
https://scholar.google.com/citations?user=J6a6VbgAAAAJ&hl=en
https://orcid.org/0000-0003-0744-9620
https://www.linkedin.com/in/joseph-sparling-63989325/