---
title: "Timeline photos Spencer Heath MacCallum, a pioneer of proprietary…"
date: 2020-12-17
source: facebook
type: Archer T. Ships added a new photo.
---

# Timeline photos Spencer Heath MacCallum, a pioneer of proprietary…

*December 17, 2020 · Facebook*

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![](img/2020-12-17-fb-001-img01.webp){style="max-width:100%; margin:1em 0"}
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Spencer Heath MacCallum, a pioneer of proprietary communities and private governance, has passed away today.\
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For those that didn\'t know his intellectual work, here\'s one of his seminal papers:\
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[https://www.independent.org/pdf/tir/tir_02_2_maccallum.pdf](https://www.independent.org/pdf/tir/tir_02_2_maccallum.pdf){target="_blank"}\
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More on his life here:\
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[https://en.wikipedia.org/wiki/Spencer_MacCallum](https://en.wikipedia.org/wiki/Spencer_MacCallum){target="_blank"}
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