

Summation with Auren Hoffman
Auren Hoffman
Non-obvious ideas that move the world. Auren Hoffman hosts leaders across tech, business, markets, and government. Summation is the permanent home for the relentlessly curious. Auren is CEO of NQB8, GP at Flex Capital, Chairman of Dialog; former CEO of SafeGraph and LiveRamp (NYSE: RAMP).
Episodes
Mentioned books

May 12, 2026 • 1h 2min
Fundrise CEO Ben Miller: VCX, Roaring Kitty's revenge, and AI killing the office
Ben Miller, co-founder and CEO of Fundrise who listed VCX on the NYSE, discusses retail access to private companies and why VCX exploded on day one. He explains why closed-end funds suit private markets better than ETFs. He outlines how AI will reshape real estate and which markets may benefit or suffer. He also tells the story of visionary developers who remade neighborhoods.

22 snips
May 5, 2026 • 1h 5min
Six-time CIA Station Chief Ralph Goff on the new doctrine of war
Ralph Goff, a 35-year CIA veteran and six-time station chief with deep experience in Europe, the Middle East, and Central/South Asia. He discusses how drones and surveillance are reshaping warfighting and tradecraft. He examines Ukraine’s strategies, Russia’s incentives to negotiate, China’s strategic gains, and how ideology and demographics shape long-term competition.

12 snips
Apr 28, 2026 • 58min
Glenn Youngkin on governing like a CEO, the AI power crisis, and why every operator should run for office
Glenn Youngkin, former Virginia governor and ex-co-CEO of The Carlyle Group, blends private equity discipline with public service. He discusses applying CEO skills to government, why operators should run for office, how OKRs transformed a 110,000-person state, the AI-power-data center nexus, and mistakes around decommissioning baseload power.

48 snips
Apr 21, 2026 • 59min
Thumbtack CEO Marco Zappacosta on why trades are AI-proof, the trillion-dollar home services market, and why software stopped being a capital asset
Marco Zappacosta, co-founder and CEO of Thumbtack, a home services marketplace connecting homeowners with local pros. He discusses why in-person trades resist automation yet gain from AI, how the trillion-dollar home services market remains mostly offline, trust and word-of-mouth as key barriers, and why software’s permanence has faded in favor of data, workflows, and leadership.

23 snips
Apr 14, 2026 • 59min
Eric Ries on why "bad governance" outperforms, the case against shareholder primacy, and AI's Chernobyl moment
Eric Ries, Lean Startup creator and Long-Term Stock Exchange founder, explains why 'bad governance' has outperformed since 2008 and how financial gravity pulls firms from their mission. He contrasts foundation-controlled structures like Novo Nordisk with shareholder primacy, warns about AI-driven 'vibe coding' risks, and offers legal and structural ideas to preserve long-term purpose.

10 snips
Apr 7, 2026 • 1h 1min
Fmr. German Defense Minister Karl-Theodor zu Guttenberg on NATO, nuclear energy, and how to disagree without blood
Karl-Theodor zu Guttenberg, former German defense and economics minister turned investor and media entrepreneur. He talks about Germany’s long low defense spending and the shocks that changed it. He explains the country’s industrial shift exemplified by Rheinmetall. He discusses the politically driven nuclear exit, Europe’s tech and market scale challenges, and how to have civil, cross-ideological conversations.

29 snips
Mar 31, 2026 • 58min
Fmr Intel CEO Pat Gelsinger on chips, China, and lessons from Andy Grove
Pat Gelsinger, former Intel CEO and longtime Silicon Valley technologist, shares big-picture takes on chips, geopolitics, and leadership. He explains why U.S. fabs left, how to rebuild semiconductor capacity, the case for a U.S. sovereign wealth fund, Taiwan’s strategic role in chip supply, and lessons learned from Andy Grove’s mentorship.

8 snips
Mar 24, 2026 • 49min
Vlad Tenev and Tudor Achim on mathematical superintelligence, why math is harder than code for LLMs, and the end of buggy software
Tudor Achim, a Lean-based formal verification expert and builder of math-focused AI, and Vlad Tenev, Robinhood co-founder and former aspiring mathematician, discuss building Aristotle, a model that reasons in Lean to eliminate hallucinations. They cover why math is harder than code for LLMs, how formal verification can make software safer, and AI’s role in solving deep conjectures and scaling mathematical research.

36 snips
Mar 17, 2026 • 55min
Retired 4-star General John Allen on Iran, AI hyperwar, and Taiwan’s future
John R. Allen, retired four-star Marine and former Brookings president, brings battlefield command and AI experience. He discusses Iran’s unclear objectives and regional risks. He explores how Ukraine speeds autonomous weapons, Taiwan’s deterrence shaped by China’s demographics, and the policy gaps around AI and hyperwar.

34 snips
Mar 10, 2026 • 54min
Adrian Aoun on healthcare as a product, Apple's AI problem, and why you should have kids now
Adrian Aoun, entrepreneur and technologist behind Torch, Seneca, and Forward Health, discusses ranking societal problems and choosing ones where you have an edge. He explores how AI is turning healthcare into a product, why Apple struggles with AI, the expert investor paradox, the promise of GLP-1s for longevity, and why he regrets delaying having kids.


