More familiar information about her and her successful family [1]. The book is available here [2] (the Kindle version is more expensive than the physical book editions though).

Interesting to mention about the Polgar sisters again [3].

Z''L.

[1] https://www.timesofisrael.com/jewish-godmother-of-silicon-va...

[2] https://www.amazon.com/How-Raise-Successful-People-Lessons/d...

[3] https://en.wikipedia.org/wiki/L%C3%A1szl%C3%B3_Polg%C3%A1r

It’s a very sad tragedy. However his family chose to talk about this, with grandmother Esther Wojcicki posting about it on her social media.

She also wrote this book talking about her family’s successes:

https://www.amazon.com/How-Raise-Successful-People-Lessons/d...