S-risk impact distribution is double-tailed

Summary

Discussions about s-risks often rest on a single-tailed picture, focused on how much suffering human civilization could risk causing. But when we consider the bigger picture, including s-risks from alien civilizations, we see that human civilization’s expected impact on s-risks is in fact double-tailed. This likely has significant implications. For instance, it might mean that we should try to pursue interventions that are robust across both tails, and it tentatively suggests that, for a wide range of impartial value systems, it is safest to focus mostly on improving the quality of our future.

Introduction

What is the distribution of future expected suffering caused by human civilization? [...] 

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On fat-tailed distributions and s-risks

Summary

It is sometimes suggested that since the severity of many kinds of moral catastrophes (e.g. wars and natural disasters) fall along a power-law distribution, efforts to reduce suffering should focus on “a few rare scenarios where things go very wrong”. While this argument appears quite plausible on its face, it is in fact a lot less obvious than it seems at first sight. Specifically, a fat-tailed distribution need not imply that a single or even a few sources of suffering account for most future suffering in expectation, let alone that we should mostly prioritize a single or a few sources of suffering.

Introduction

In his post Is most expected suffering due to worst-case outcomes?, Tobias Baumann explores how skewed the distribution of future sources of suffering might be. His conclusion, in short, is that worst-case outcomes may well dominate, but that it is unclear to what degree we should expect future suffering to be concentrated in worst-case outcomes. [...] 

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Longtermism and animal advocacy

There is a common tendency among effective altruists to think of animal advocacy as having little value for improving the long-term future. Similarly, animal advocates often assume that longtermism has little relevance to their work. Yet this seems misguided: sufficient concern for nonhuman sentient beings is a key ingredient in how well the long-term future will go.

In this post, I will discuss whether animal advocacy – or, more generally, expanding the moral circle – should be a priority for longtermists, and outline implications of a longtermist perspective on animal advocacy. My starting point is a moral view that rejects speciesism and gives equal weight to the interests and well-being of future individuals.  [...] 

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