

The Library of Minds
Delphi
Delphi CEO & Co-Founder Dara Ladjevardian interviews founders and investors on AI, startups, and mindset - and you can interact with their mind.
Episodes
Mentioned books

25 snips
Nov 14, 2025 • 42min
HubSpot Co-Founder Brian Halligan: How Culture Scales Faster Than Code and Built a $20B Company
Brian Halligan, co-founder of HubSpot and pioneer of inbound marketing, shares insights on building a $20B company rooted in company culture and customer value. He discusses the impact of AI on marketing, strategies for reducing churn, and the importance of a strong community in scaling a brand. Brian also reveals how lessons from the Grateful Dead shaped HubSpot's approach to customer engagement and emphasizes the significance of leadership in category creation. Tune in for an engaging exploration of innovation and culture!

31 snips
Nov 6, 2025 • 37min
The #1 Reason Startups Fail: The Existing Market Trap with Al Ramadan
Al Ramadan, a category design expert and co-author of 'Play Bigger,' discusses why startups often fail by competing in existing markets rather than creating new ones. He emphasizes the importance of aligning product, category, and company to capture a significant market share. Al shares insights on AI's role in category durability and the need to prioritize initial customer pain points. He explains how founders can identify new opportunities and avoid irreversible mistakes, ultimately guiding them toward sustained category leadership.

42 snips
Oct 30, 2025 • 36min
Coinbase & Pinterest Board Member, Gokul Rajaram, Explains Why Experienced Operators Fail in the AI Era
Gokul Rajaram, a seasoned operator at Coinbase and Pinterest, shares insights on navigating the AI landscape. He highlights how traditional product instincts can falter in today’s tech environment, emphasizing curiosity and customer obsession over mere credentials. Rajaram stresses the importance of customer interactions for uncovering root causes and advocates for a proactive approach in crisis management. He also discusses the value of aligning business models with stakeholder interests and the significance of retention metrics as crucial indicators of success.

90 snips
Oct 23, 2025 • 38min
Sequoia's CPO & Partner Jess Lee on How AI Will Change Consumer Apps
Jess Lee, a Sequoia Capital partner and former CEO of Polyvore, dives into her dynamic career from Google to venture capital. She highlights the importance of empathy in leadership while revealing the pitfalls of delays in firing. Jess discusses the '4Q framework' for evaluating founders and emphasizes velocity as the key to achieving product-market fit. She also champions storytelling as a crucial tool for founders and predicts AI's transformative impact on consumer media, arguing for a new wave in storytelling.

18 snips
Oct 16, 2025 • 34min
The Untold Story of Building DoorDash with Co-Founder Stanley Tang
Stanley Tang, co-founder of DoorDash and head of DoorDash Labs, discusses his journey from a Stanford class project to a multi-million dollar delivery service. He shares insights on the chaos of startup life and emphasizes the importance of operational excellence over sheer software innovation. Stanley reveals how early tactics, like manual dispatching, fueled growth, and recounts a pivotal moment when preserving reputation meant sacrificing 40% of their cash. He also dives into the future of delivery, exploring robotics and the balance of speed and quality.

22 snips
Oct 9, 2025 • 33min
The Hidden Story Behind the Like Button with Design Icon Soleio
Soleio Cuervo, an influential product designer and co-inventor of the Like button at Facebook, shares his insights from his journey at tech giants. He emphasizes the importance of speed as a competitive advantage and how early coding influenced his design philosophy. Soleio reveals the story behind the Like button's development and discusses when to pivot or persist with projects. He contrasts Facebook's rapid iteration with Dropbox's focus on reliability and encourages a rethink of UX in the AI era. Tune in for valuable advice on blending speed with quality!

36 snips
Oct 2, 2025 • 34min
Sequoia's Roelof Boetha Reveals The Secret to Surviving When Everyone Else Fails
Roelof Botha, Senior Steward at Sequoia Capital and former CFO of PayPal, shares insights from his impressive career in tech investing. He candidly recounts PayPal's near-collapse and how it shaped his resilience. Emphasizing the importance of a product-first strategy, Roelof discusses Square's early focus on solving core problems rather than chasing viral growth. He also highlights the significance of long-term thinking, embracing innovation, and adapting to change to build enduring companies amidst volatility.

30 snips
Sep 25, 2025 • 34min
Opendoor Co-Founder Keith Rabois explains Why Speed Beats Everything in the AI Era
Keith Rabois, a powerhouse in tech and investment, dives into his contrarian frameworks that have shaped companies like PayPal and Square. He discusses the critical signals he observes in startup cultures, emphasizes the need for adaptability in the AI-driven era, and shares strategies for balancing visionary product development with practical metrics. Rabois also critiques Slack's role in communication effectiveness and identifies user engagement as the key moat in today’s tech landscape, providing invaluable insights for aspiring entrepreneurs.


