Scott Alexander reviews Will MacAskill's 'What We Owe The Future', a book arguing for longtermism and considering our moral obligations to future generations. Longer summary

Scott Alexander reviews Will MacAskill's book 'What We Owe The Future', which argues for longtermism - the idea that we should prioritize helping future generations. The review covers the book's key arguments about moral obligations to future people, ways to affect the long-term future, and population ethics dilemmas. Scott expresses some skepticism about aspects of longtermism and population ethics, but acknowledges the book's thought-provoking ideas and practical suggestions for having positive long-term impact. Shorter summary