I was a preteen hacker. Now I protect companies from cybersecurity threats.

Tech Insider : Business, Technology
A man with a big beard in a white button down shirt
Chaim Mazal was a preteen hacker who became a chief security officer.

Chaim Mazal

We built our tiny home using ChatGPT with no experience. Here's where AI saved us time and money — and where it didn't.

Tech Insider : Business
Simone Solazzo
Simone Solazzo, 31, built a tiny home in 2025.

Courtesy of Anne Leijdekkers

I work at Google and saw AI change the tech industry. Here's how I upskilled and made a 'future-defining' career pivot.

Tech Insider : Business
Gautami Nadkarni is standing on a path, wearing a black-and-white chequered dress. There are trees all around her.
Nadkarni is now a customer engineer in AI and machine learning within the Google Cloud org.

Courtesy of Gautami Nadkarni

When my daughter was diagnosed with autism at age 2, I never imagined she'd own a business and be a reality TV star

Tech Insider : Business
Christine Romeo and daughter Abbey Romeo
Christine Romeo's daughter Abbey is part of Netflix's "Love on the Spectrum."

Courtesy of Christine Romeo

I'm an ex-Amazon, current Meta machine learning engineer. Here's how I built my résumé to land my AI roles.

Tech Insider : Business, Technology
Smiling, a bearded man in a beige coat stands beneath an ornate red and white arched doorway with carved details.
Saurabh Khandelwal joined Meta as a machine learning engineer in 2025.

Courtesy of Saurabh Khandelwal

I'm an 85-year-old ghostwriter who's never been more in demand. I charge high prices, embrace my wrinkles, and live full out.

Tech Insider : Business
headshot of Judy Katz
Judy Katz.

Courtesy of Judy Katz

I'm 26 and was given a stake in a racehorse to promote it on social media. I made $25,000 — and it introduced me to some of the world's most powerful people.

Tech Insider : Business, Environment
Griffin Johnson with horse
Griffin Johnson owns multiple racehorses.

Courtesy of Griffin Johnson

I've spent $33,000 on cosmetic procedures at 65. It's been life-changing for my career and confidence.

Tech Insider : Business, Technology
a woman's before and after of a facelift
Susan DiLeo.

Courtesy of Dr. Kwak

My city was filling up with digital nomads, so I converted my family home into a business

Tech Insider : Travel, Business
Hana Nguyễn
Hana Nguyen converted part of her parents' family home in Da Nang, Vietnam, into a coworking space.

Duc Nguyen for BI

My small business modernized a 2,000-year-old tourniquet. We've already sold hundreds of kits through word of mouth.

Tech Insider : Business, Environment, Sports
Founder Hannah Herbst with AutoTQ kits at the Golden Hour Medical headquarters in Boca Raton, Florida on March 2, 2026. Herbst developed the AutoTQ automated tourniquet after learning about the frequency of blood loss deaths. (Photo by Jennifer Ortiz)
Hannah Herbst is the CEO of Golden Hour Medical.

Jennifer Ortiz for BI

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