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"published_at": "2013-04-02T00:14:00+00:00" }, { "id": "01a0dce2-da44-7348-af5a-e653685a9728", "title": "AIPP Data Summary (Angel Investing, Sidebar 1)", "url": "https://reactionwheel.net/2013/03/aipp-data-summary-angel-investing.html", "published_at": "2013-03-31T01:24:00+00:00" }, { "id": "01a0dce2-da44-7348-af5a-e65368fbfc08", "title": "Transcending Hobbyism (Angel Investing 4)", "url": "https://reactionwheel.net/2013/03/transcending-hobbyism-angel-investing-4.html", "published_at": "2013-03-27T18:30:00+00:00" }, { "id": "01a0dce2-da44-7348-af5a-e65369da297f", "title": "How to be Different When What you Sell is a Commodity (Angel Investing 3)", "url": "https://reactionwheel.net/2013/03/how-to-be-different-when-what-you-sell.html", "published_at": "2013-03-25T19:40:00+00:00" }, { "id": "01a0dce2-da44-7348-af5a-e6536a0590db", "title": "The Work-Work Balance (Angel Investing, 2)", "url": "https://reactionwheel.net/2013/03/the-work-work-balance-angel-investing-2.html", "published_at": "2013-03-21T18:28:00+00:00" }, { "id": "01a0dce2-da44-7348-af5a-e6536a3772d3", "title": "Why I’m Not an Angel", "url": "https://reactionwheel.net/2013/03/why-im-not-angel.html", "published_at": "2013-03-20T19:19:00+00:00" }, { "id": "01a0dce2-da44-7348-af5a-e6536ad30612", "title": "On being an asshole", "url": "https://reactionwheel.net/2013/03/on-being-asshole.html", "published_at": "2013-03-04T16:02:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc532444ff7f", "title": "How to kiss your elbow", "url": "https://reactionwheel.net/2012/09/how-to-kiss-your-elbow.html", "published_at": "2012-09-24T14:22:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc53251cc6a9", "title": "Your personal data is not worth anywhere near what you think it’s worth", "url": "https://reactionwheel.net/2012/06/your-personal-data-is-not-worth.html", "published_at": "2012-06-28T15:18:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc532553918a", "title": "Great Riches and Low Theft", "url": "https://reactionwheel.net/2012/06/great-riches-and-low-theft.html", "published_at": "2012-06-19T02:42:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc5325b12df1", "title": "Response to comments: Training VCs", "url": "https://reactionwheel.net/2012/05/response-to-comments-training-vcs.html", "published_at": "2012-05-12T15:10:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc5325fb2b47", "title": "On fixing VC ourselves", "url": "https://reactionwheel.net/2012/05/on-fixing-vc-ourselves.html", "published_at": "2012-05-11T18:59:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc53260773d5", "title": "Venture Capital Family Tree", "url": "https://reactionwheel.net/2012/04/venture-capital-family-tree.html", "published_at": "2012-04-24T18:40:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc532632c32e", "title": "That joke’s not funny anymore", "url": "https://reactionwheel.net/2012/04/that-jokes-not-funny-anymore.html", "published_at": "2012-04-19T16:23:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc532718d777", "title": "Selecting, not filtering: Give me a reason to say yes", "url": "https://reactionwheel.net/2012/02/selecting-not-filtering-give-me-reason.html", "published_at": "2012-02-28T16:43:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc5327746e07", "title": "VC/Company Investment Visualizer", "url": "https://reactionwheel.net/2012/01/vccompany-investment-visualizer.html", "published_at": "2012-01-17T19:09:00+00:00" }, { "id": "01a0dcea-d1bd-712a-9843-dc532808b45b", "title": "You can’t manage what you can’t measure. Not at scale, anyway.", "url": "https://reactionwheel.net/2011/12/you-cant-manage-what-you-cant-meaure.html", "published_at": "2011-12-02T19:38:00+00:00" }, { "id": "01a0dcf9-b36b-73e2-a7aa-d2fc5e1305cc", "title": "iMapBox", "url": "https://reactionwheel.net/2011/11/mapbox.html", "published_at": "2011-11-23T15:37:00+00:00" }, { "id": "01a0dcf9-b36b-73e2-a7aa-d2fc5e627caf", "title": "Disruptive innovation, buy vs. build, the most pernicious lie in business, and how to know if you’re fooling yourself", "url": "https://reactionwheel.net/2011/10/disruptive-innovation-buy-vs-build-most.html", "published_at": "2011-10-07T13:01:00+00:00" }, { "id": "01a0dcf9-b36b-73e2-a7aa-d2fc5e6d1d74", "title": null, "url": "https://reactionwheel.net/2011/09/to-my-friends-who-died-ten-years-ago-i.html", "published_at": "2011-09-11T13:31:00+00:00" }, { "id": "01a0dcf9-b36c-71a0-96ff-3c69b88a1b5d", "title": "How I Wrote VCBar", "url": "https://reactionwheel.net/2011/08/how-i-wrote-vcbar.html", "published_at": "2011-08-05T00:02:00+00:00" }, { "id": "01a0dcf9-b36c-71a0-96ff-3c69b94c881c", "title": "Pace of VC investing by subsector", "url": "https://reactionwheel.net/2011/08/pace-of-vc-investing-by-subsector.html", "published_at": "2011-08-01T18:27:00+00:00" }, { "id": "01a0dcf9-b36c-71a0-96ff-3c69ba115a32", "title": "@VCdelta released. Whoops.", "url": "https://reactionwheel.net/2011/06/vcdelta-released-whoops.html", "published_at": "2011-06-23T04:18:00+00:00" }, { "id": "01a0dcf9-b36c-71a0-96ff-3c69ba2dc6c8", "title": "The new adtech is disruptive, and that’s a good thing", "url": "https://reactionwheel.net/2011/06/new-adtech-is-disruptive-and-thats-good.html", "published_at": "2011-06-08T20:38:00+00:00" }, { "id": "01a0dcf9-b36c-71a0-96ff-3c69ba8b9220", "title": "Valuation for investors", "url": "https://reactionwheel.net/2011/06/valuation-for-investors.html", "published_at": "2011-06-07T11:00:00+00:00" }, { "id": "01a0dcf9-b36c-71a0-96ff-3c69baec8613", "title": "On failing", "url": "https://reactionwheel.net/2011/06/on-failing.html", "published_at": "2011-06-07T03:29:00+00:00" }, { "id": "01a0dcf9-b36c-71a0-96ff-3c69bb2e1c8c", "title": "Neu VC", "url": "https://reactionwheel.net/2011/05/neu-vc.html", "published_at": "2011-05-26T11:48:00+00:00" } ] posts Claim your blog

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2026

9/11 original ↗

14 Sept 2026

Reactions to “We Have Learned Nothing”original ↗

9 May 2026

The Monoculture of Startup Methods original ↗

18 Mar 2026

2025

The Prospect of AGI original ↗

14 Dec 2025

Felice Kincannon original ↗

14 Nov 2025

How to Invest in AI original ↗

24 Sept 2025

A Look at Growth original ↗

28 Jul 2025

2024

The Illusion of Acceleration original ↗

7 Oct 2024

Resignation letter original ↗

9 Sept 2024

2023

Discount rates in venture backed startups original ↗

7 Nov 2023

Founder vs Investor original ↗

13 Sept 2023

AI and the Structure of Reasoning original ↗

5 Aug 2023

Spring 2023 Syllabus original ↗

30 Jan 2023

2022

Trial and Error, Part 1 original ↗

4 Aug 2022

Addressing Uncertainty, an overview original ↗

17 Feb 2022

2021

Your Board of Directors is Probably Going to Fire You original ↗

22 Nov 2021

Embracing Uncertainty in Entrepreneurship Pedagogy original ↗

2 Jun 2021

Uncertain decision making and the maximax criterion original ↗

24 Feb 2021

2020

Productive Uncertainty original ↗

23 Nov 2020

Strategy under uncertainty original ↗

8 May 2020

One Process original ↗

8 Apr 2020

2019

Startups and Uncertainty original ↗

26 Nov 2019

A Taxonomy of Moats original ↗

19 Sept 2019

The Mathematical Cost of Winning original ↗

16 May 2019

Boiling Frogs original ↗

17 Feb 2019

Managing Technological Innovation: Industry Analysis original ↗

12 Feb 2019

Managing Technological Innovation, Spring 2019 Syllabus original ↗

30 Jan 2019

Schumpeter on Strategy original ↗

18 Jan 2019

Why do VCs insist on only investing in high-risk, high-return companies?original ↗

12 Jan 2019

2018

iTunes Case: Technological Innovation original ↗

18 Dec 2018

iTunes and the Basis of Competition in the MP3 Player Market original ↗

16 Nov 2018

The Complected Bird original ↗

3 Oct 2018

Zipcar Fundraising Breakdown original ↗

22 May 2018

20 Minute VC with Harry Stebbings original ↗

30 Apr 2018

2017

Power Laws in Venture Portfolio Construction original ↗

3 Dec 2017

Ruling out rather than ruling in original ↗

19 Oct 2017

Betting your Beliefs original ↗

5 Aug 2017

Venture Follow-on and the Kelly Criterion original ↗

19 Jun 2017

On being special in the venture business original ↗

23 Apr 2017

2016

AR will be startup dominated, VR will not original ↗

12 Jul 2016

Disruption is not a strategy original ↗

27 May 2016

VCdelta now part of Mattermark original ↗

17 Mar 2016

2015

Strategies Against Systems original ↗

24 Oct 2015

The Deployment Age original ↗

14 Oct 2015

Neu Venture Capital Investor Update original ↗

3 Sept 2015

Power Laws in Venture original ↗

25 Jun 2015

Heat Death: Venture Capital in the 1980s original ↗

8 Jan 2015

2014

Best of Reaction Wheel original ↗

20 Sept 2014

Who profits from innovation? Startups or incumbents?original ↗

11 Sept 2014

Betting on the Ponies: non-Unicorn Investing original ↗

3 Jul 2014

The Lewis and Clark Business Plan Competition original ↗

14 Apr 2014

Automated Ad Buying is Already Mainstream, Whether Most Marketers Understand it or Not original ↗

31 Mar 2014

Midas List Feeder Angels original ↗

28 Mar 2014

Midas List Feeder Firms, 2014 Edition original ↗

28 Mar 2014

2013

The Immediate Future for Adtech Startups original ↗

24 Nov 2013

The aim of marketing is to make selling superfluous original ↗

19 Nov 2013

Sustaining and Disruptive Innovation, MTI Class Two original ↗

11 Nov 2013

In Praise of the Business Plan original ↗

21 Oct 2013

Teaching Entrepreneurship, class one original ↗

18 Oct 2013

Information and Markets 5: Building a Marketplace for Startup Funding original ↗

27 Sept 2013

The 44 VCs With the Most AdTech Investments original ↗

22 Sept 2013

Adtech Investing Activity original ↗

5 Sept 2013

On Corporate VC original ↗

20 Aug 2013

Art for Computers original ↗

15 Aug 2013

The Seed Round is Dead original ↗

27 Jun 2013

Letter to my Senator re US Government domestic spying original ↗

6 Jun 2013

Midas List Feeder Firms original ↗

9 May 2013

You Can’t Learn from Failure, You Can Only Learn from Success original ↗

29 Apr 2013

Making Everyone a Data Scientist original ↗

26 Apr 2013

Andy Weissman on entrepreneurship, product development and the future of the Internet original ↗

25 Apr 2013

A Tool for Open VC Data original ↗

15 Apr 2013

A Mechanism for VC Deal Transparency original ↗

8 Apr 2013

The Signal and the Noise (Angel Investing 6)original ↗

4 Apr 2013

AIPP Data Modeling (Angel Investing, Sidebar 2)original ↗

2 Apr 2013

AIPP Data Summary (Angel Investing, Sidebar 1)original ↗

31 Mar 2013

Transcending Hobbyism (Angel Investing 4)original ↗

27 Mar 2013

How to be Different When What you Sell is a Commodity (Angel Investing 3)original ↗

25 Mar 2013

The Work-Work Balance (Angel Investing, 2)original ↗

21 Mar 2013

Why I’m Not an Angel original ↗

20 Mar 2013

On being an asshole original ↗

4 Mar 2013

2012

How to kiss your elbow original ↗

24 Sept 2012

Your personal data is not worth anywhere near what you think it’s worth original ↗

28 Jun 2012

Great Riches and Low Theft original ↗

19 Jun 2012

Response to comments: Training VCs original ↗

12 May 2012

On fixing VC ourselves original ↗

11 May 2012

Venture Capital Family Tree original ↗

24 Apr 2012

That joke’s not funny anymore original ↗

19 Apr 2012

Selecting, not filtering: Give me a reason to say yes original ↗

28 Feb 2012

VC/Company Investment Visualizer original ↗

17 Jan 2012

2011

You can’t manage what you can’t measure. Not at scale, anyway.original ↗

2 Dec 2011

iMapBox original ↗

23 Nov 2011

Disruptive innovation, buy vs. build, the most pernicious lie in business, and how to know if you’re fooling yourself original ↗

7 Oct 2011

https://reactionwheel.net/2011/09/to-my-friends-who-died-ten-years-ago-i.html original ↗

11 Sept 2011

How I Wrote VCBar original ↗

5 Aug 2011

Pace of VC investing by subsector original ↗

1 Aug 2011

@VCdelta released. Whoops.original ↗

23 Jun 2011

The new adtech is disruptive, and that’s a good thing original ↗

8 Jun 2011

Valuation for investors original ↗

7 Jun 2011

On failing original ↗

7 Jun 2011

Neu VC original ↗

26 May 2011