Listen to “#834 Why Great Ideas Are Not Enough to Build a Successful Startup” on Spreaker.

On this episode of The Small Business Radio Show…
When I was an angel investor, people always used to say to me that “I have a great idea for a business, what do you think?” I would reply- “I have no idea” Successful businesses are not about ideas- they are about the execution of that idea.
Julia Austin is a seasoned operator who has served in leadership roles at several technology startups. She is on the faculty at Harvard Business School and is faculty cochair of the Arthur Rock Center for Entrepreneurship. As a certified executive coach, Austin works exclusively with startup founders. She is an angel investor, serves on startup boards, and advises many founders through her work with several accelerators. Her new book is “After the IDEA: What It Really Takes to Create and Scale a Startup”.
- Do you agree with my statements that successful biz is not about an idea but the execution? Someone already has had that idea!
- Your book focuses on what happens after the lightbulb moment. In your experience, what trips founders up most after they’ve landed on a great idea?
- One of the principles in your book is “move slow to go fast.” That sounds counterintuitive in startup culture—what do you mean by that?
- You feature a wide range of founder stories—across gender, race, geography, and business types. What was the intention behind that, and what do you hope listeners take from it?
- Founders often focus on product and fundraising, but your book pays a lot of attention to things like cofounder dynamics and emotional stress. Why was that important to include?

I have always been very sensitive to loud noise in my work and personal environment- what effect does noise have on a person’s ability to be productive or just relax?
Chris Berdik is a journalist who writes about science, health, technology, and education, including two books, – the latest is “Clamor: How Noise Took Over the World–And How We Can Take It Back”. Previously, he was a staff editor at the Atlantic Monthly, a research editor at the investigative-journalism magazine, Mother Jones, and a senior writer covering science and medicine for Boston University’s daily news website and alumni magazine, Bostonia.
We discussed:
- How cities like Paris, Barcelona, and New York are pioneering “quiet zones” and soundscape-sensitive planning
- The health benefits of ambient sound redesign in hospitals, schools, and transit systems
- Why decibels don’t tell the whole story—and how emotion, identity, and equity shape our perception of noise
- The environmental justice imperative: marginalized communities are often exposed to the highest levels of harmful noise, making healthier soundscapes a civil rights issue
- What planners, policymakers, and designers can do to create cities that sound—and feel—better for everyone