Aug 11, 2026 · 29 min · 11 segments
*Professor Sharon Belenzon examines how the U.S. innovation ecosystem became fragmented and why large firms still have a role to help solve today's technological challenges* How should the United…
Sharon BelenzonGuest
Sarah KernHost
We have a book coming out that looks at the past 150 years of American innovation.

So I think today I learned a lot about how the American innovation system works and how it has evolved over time.

What I can tell you is that what I learned is very specific to the U.S. and I know nothing about other countries because it would require, like it took me like maybe, I think, I started to work on it in 2005, honestly, so a long time, for two decades, just to kind of really understand some facts and document important facts about the U.S. and we still have so much work to do.

So understanding how innovation ecosystems work and what is the role of different actors from the government to startups to big firms to universities is extremely context dependent.

Hopefully, somebody is going to do the same for other ecosystems like Europe, maybe Asia.

We have a book coming out that looks at the past 150 years of American innovation.

So I think today I learned a lot about how the American innovation system works and how it has evolved over time.

What I can tell you is that what I learned is very specific to the U.S. and I know nothing about other countries because it would require, like it took me like maybe, I think, I started to work on it in 2005, honestly, so a long time, for two decades, just to kind of really understand some facts and document important facts about the U.S. and we still have so much work to do.

So understanding how innovation ecosystems work and what is the role of different actors from the government to startups to big firms to universities is extremely context dependent.

Hopefully, somebody is going to do the same for other ecosystems like Europe, maybe Asia.
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