Writing

Writing

Essays, manifestos, and academic work — on impact, technology, human rights, and human progress.

• Essay · October 21, 2026

  Munich and Tokyo: running a company from two homes

  I live in Munich and the company is based in Tokyo. The time-zone arithmetic, what each city is genuinely good at, and the things I keep on getting wrong.

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• Essay · October 14, 2026

  Reading Dario Amodei in order

  I read all five of Dario Amodei's essays oldest to newest. What each one did to how I think about impact, verification, and where the real limits sit.

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• Essay · October 7, 2026

  Three years of convening

  I have convened the Tech for Impact Summit in Tokyo since 2024. What three years of building rooms taught me, and most of the things I got wrong doing it.

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• Essay · September 30, 2026

  What I look for in a founder

  I write small cheques as an impact angel investor. Four things I watch for: how fast the loop runs, whether they can be told something, saying no, honesty.

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• Essay · September 23, 2026

  How to get a meeting with a Japanese corporate

  What I learned making introductions into Japanese corporates: ask the connector first, keep the proposal to one page, and why partnership beats sponsorship.

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• Essay · September 16, 2026

  Why I host a climate afternoon at Oktoberfest

  Why I put a climate afternoon inside a reserved Oktoberfest tent in Munich on 24 September 2026, what actually happens in it, and why families are welcome.

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• Essay · September 9, 2026

  Why I invest at the intersection of AI and climate

  I am an impact angel investor writing small pre-seed cheques into founders who use AI to move faster on climate. What I look for, and where I look for it.

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Publications elsewhere

• Manifesto · 2026

  The Impactist Manifesto

  Impactism Foundation

  The founding text of Impactism — the case for making impact, not money, the measure of a life.

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• Essay · 2026

  A Culture Worth the Wealth

  Impactism Foundation

  A century-forward vision: markets still run, money still prices the scarce things, and no one goes without — what changes is what a culture honors.

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• Academic paper · 2014

  Breaking Imaginary Barriers: Obligations of Armed Non-State Actors Under General Human Rights Law — The Case of the Optional Protocol to the Convention on the Rights of the Child

  Journal of International Humanitarian Legal Studies, Vol. 5, No. 1–2 (2014), pp. 213–257

  A legal analysis of whether general human-rights obligations bind armed non-State actors, argued through Article 4 of the Optional Protocol to the Convention on the Rights of the Child.

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