![](https://blogs.sas.com/content/sgf/files/2019/06/Screen-Shot-2019-06-18-at-9.21.54-AM.png)
When Jack Shostak and I first started thinking about writing a SAS book on implementing CDISC (Clinical Data Interchange Standards Consortium) standards, we held one truth to be self-evident: that at least some parts of the book would be outdated before it was even published. Thanks to some lucky timing