I've studied hundreds of high-achieving kids. The No. 1 secret to their success—and parents should teach it early
- Posted on August 21, 2025
- By CNBC
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I've studied hundreds of high-achieving kids. The No. 1 secret to their success—and parents should teach it early

Parenting expert Jennifer Breheny Wallace has spent six years studying hundreds of high-achieving kids. Here's why she says a "mattering mindset" is the secret to their success, and how parents can cultivate it from a young age.