I first recall reading about Don Valentine in the October 1982 issue of National Geographic on Silicon Valley.

An excellent snapshot of Silicon Valley and a glimpse of Don Valentine’s role in it.

http://blog.modernmechanix.com/high-tech-high-risk-and-high-...

Risk/Venture Capital, despite valid criticisms of it, has had an outsized effect on our world in the last 50+ years.

And Don Valentine played an outsized role in it.