➡ From Child Welfare Information Gateway NJ:
US: Interaction between adoptive, biological parents can benefit kids (Opinion)
Business Standard – August 15, 2016
For most of the 20th century, adoptions were largely “closed”, meaning birth parents placed their child with an adoption agency and had no further contact unless the child sought them out later in life. According to statistics, a shift occurred in the 1990s when adoption practitioners started to recognise the benefits of “open” adoptions, or adoptions in which adoptive families have ongoing interactions with the birth family, the study revealed.
http://www.business-standard.com/article/news-ians/interaction-between-adoptive-biological-parents-can-benefit-kids-116081500593_1.html