How I Found a Winning Idea After 8 Pivots | Pensive, Yoon

At 18, Yoon was diagnosed with thyroid cancer. Instead of fear, it gave him a framework: If I only had 10 years left, would I still do this? Yoon is the CEO and co-founder of Pensive, an AI grading platform that cuts grading time by up to 90%. He raised a $6.8M seed round backed by Mayfield, Sequoia Scouts, and a16z Scouts in one of the hardest sectors for venture returns. But before the funding, there were 8 pivots, a father who said he didn't have "founder DNA," and a freezing cold street market where he couldn't sell a single backpack. This conversation is about finding mission, betting on bolder problems, and winning by executing. 00:00 Intro 01:57 Born Into a Lawyer's Path, Chose a Founder's 05:02 The Mission Worth My Life 08:48 Resourceful Execution Outruns the Market 12:18 What Truly Matters in the World of AGI ---------- Join Pensive's mission 🔗 Apply here: https://www.pensive.com/schools/careers 📧 Contact: hello@pensive.com ---------- EO stands for Entrepreneur& Opportunities. As we're looking to feature more inspiring stories of entrepreneurs all over the world, don't hesitate to contact us at partner@eoeoeo.net LinkedIn | @EO STUDIO X | @eostudi0

Yoonguest

Mar 9, 202615mWatch on YouTube ↗

EPISODE INFO

Released: March 9, 2026
Duration: 15m
Channel: EO Studio
Watch on YouTube: ▶ Open ↗

EPISODE DESCRIPTION

At 18, Yoon was diagnosed with thyroid cancer. Instead of fear, it gave him a framework: If I only had 10 years left, would I still do this? Yoon is the CEO and co-founder of Pensive, an AI grading platform that cuts grading time by up to 90%. He raised a $6.8M seed round backed by Mayfield, Sequoia Scouts, and a16z Scouts in one of the hardest sectors for venture returns. But before the funding, there were 8 pivots, a father who said he didn't have "founder DNA," and a freezing cold street market where he couldn't sell a single backpack. This conversation is about finding mission, betting on bolder problems, and winning by executing. 00:00 Intro 01:57 Born Into a Lawyer's Path, Chose a Founder's 05:02 The Mission Worth My Life 08:48 Resourceful Execution Outruns the Market 12:18 What Truly Matters in the World of AGI ---------- Join Pensive's mission 🔗 Apply here: https://www.pensive.com/schools/careers 📧 Contact: hello@pensive.com ---------- EO stands for Entrepreneur& Opportunities. As we're looking to feature more inspiring stories of entrepreneurs all over the world, don't hesitate to contact us at partner@eoeoeo.net LinkedIn | @EO STUDIO X | @eostudi0

SPEAKERS

Yoon
guest
Founder of Pensive, sharing lessons from multiple pivots and personal experience shaping their approach to taking bold bets.

EPISODE SUMMARY

In this episode of EO Studio, featuring Yoon, How I Found a Winning Idea After 8 Pivots | Pensive, Yoon explores yoon’s eight pivots to Pensive: AI grading, mission, bold bets A thyroid cancer diagnosis reshaped Yoon’s decision-making into a “10-year timeline” that forces focus on what truly matters.

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