update binder link in readme
@@ -58,7 +58,7 @@ And clusters the predictions to produce an estimated unique id:
The homepage for the Splink documentation can be found [here](https://moj-analytical-services.github.io/splink/). Interactive demos can be found [here](https://github.com/moj-analytical-services/splink_demos/tree/splink3_demos), or by clicking the following Binder link:
-[![Binder](https://mybinder.org/badge.svg)](https://mybinder.org/v2/gh/moj-analytical-services/splink_demos/splink3_demos?urlpath=lab)
+[![Binder](https://mybinder.org/badge.svg)](https://mybinder.org/v2/gh/moj-analytical-services/splink_demos/master?urlpath=lab)
The specification of the Fellegi Sunter statistical model behind `splink` is similar as that used in the R [fastLink package](https://github.com/kosukeimai/fastLink). Accompanying the fastLink package is an [academic paper](http://imai.fas.harvard.edu/research/files/linkage.pdf) that describes this model. A [series of interactive articles](https://www.robinlinacre.com/probabilistic_linkage/) also explores the theory behind Splink.
