diff --git a/ea/ForecastingNewsletter/April2020.md b/ea/ForecastingNewsletter/April2020.md
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 Whatever happened to forecasting? April 2020
 ============================================
 
+A forecasting digest with a focus on experimental forecasting. You can sign up [here](https://mailchi.mp/18fccca46f83/forecastingnewsletter).
+
 ## Index
 - Prediction Markets & Forecasting platforms.  
     - Augur.