Julie Lythcott-Haims was a former Stanford Dean responsible for incoming freshmen students. From that position she likely collected many more data points than any of us on this topic, which led her to write a book called How to Raise an Adult: Break Free of the Overparenting Trap and Prepare Your Kids for Success [0]. I have not read the book but heard her on a podcast a few years back.
This article has some key points in it that address the comments in this thread [1].
Excerpt:
"Working with the quote-unquote best and brightest, I was seeing more and more [students] who seemed less and less capable of doing the stuff of life. They were incredibly accomplished in the transcript and GPA sense but less with their own selves, evidenced by how frequently they communicated with a parent, texting multiple times a day, needing a parent to tell them what to do."
This article has some key points in it that address the comments in this thread [1].
Excerpt:
"Working with the quote-unquote best and brightest, I was seeing more and more [students] who seemed less and less capable of doing the stuff of life. They were incredibly accomplished in the transcript and GPA sense but less with their own selves, evidenced by how frequently they communicated with a parent, texting multiple times a day, needing a parent to tell them what to do."
[0] https://www.amazon.com/gp/product/B00OO2LJS2/ref=as_li_tl?ie...
[1] https://www.huffingtonpost.com/bill-murphy-jr/want-to-raise-...?