- Sapiens by Yuval Noah Harari - I really liked his views on transformation of happiness throughout history. - Babi Yar (full version) by Anatoly Kuznetsov - a

- Sapiens by Yuval Noah Harari - I really liked his views on transformation of happiness throughout history. - Babi Yar (full version) by Anatoly Kuznetsov - after my discovery that the version I've read earlier was heavily censored. - The Checklist Manifesto by Atul Gawande - Collapse and The World Until Yesterday by Jared Diamond