Update README.md

Author: alshedivat

README.md

@@ -69,7 +69,7 @@ CMU DeepRL (<a href="https://cmudeeprl.github.io/703website_f19/" target="_blank
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 <td>Conferences & workshops</td>
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-ML Retrospectives (NeurIPS: <a href="https://ml-retrospectives.github.io/neurips2019/" target="_blank">2019</a>, <a href="https://ml-retrospectives.github.io/neurips2020/" target="_blank">2020</a>; ICML: <a href="https://ml-retrospectives.github.io/icml2020/" target="_blank">2020</a>)
+ML Retrospectives (NeurIPS: <a href="https://ml-retrospectives.github.io/neurips2019/" target="_blank">2019</a>, <a href="https://ml-retrospectives.github.io/neurips2020/" target="_blank">2020</a>; ICML: <a href="https://ml-retrospectives.github.io/icml2020/" target="_blank">2020</a>), HAMLETS (NeurIPS: <a href="https://hamlets-workshop.github.io/" target="_blank">2020</a>), ICBINB (NeurIPS: <a href="https://i-cant-believe-its-not-better.github.io/" target="_blank">2020</a>)
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