Robert's Profile > Robert's Groups

Green Group
2003 members — last activity 13 hours, 15 min ago
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EconTalk
119 members — last activity Feb 23, 2013 02:07PM
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UK Amazon Kindle Forum
6684 members — last activity 11 hours, 4 min ago
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2026 Reading Challenge
35107 members — last activity 22 minutes ago
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The Brain and Mind
4429 members — last activity Jan 28, 2026 09:00AM
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Science!
107 members — last activity Jan 14, 2018 05:21PM
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Reading the 20th Century
1601 members — last activity 4 hours, 9 min ago
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Building a Second Brain
137 members — last activity Jan 02, 2023 02:26PM
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MIT Reads
282 members — last activity Oct 26, 2022 11:22AM
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Nonfiction November
2638 members — last activity Oct 12, 2025 12:31PM
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Nothing But Reading Challenges
26774 members — last activity 1 hour, 19 min ago
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Political fiction book club
97 members — last activity Dec 17, 2024 12:54PM
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Hugo & Nebula Awards: Best Novels
2118 members — last activity 7 hours, 3 min ago
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The Life of a Book Addict
12129 members — last activity Feb 28, 2026 07:44PM
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