Update readme.md

Author: laderast

readme.md

@@ -7,6 +7,10 @@ The workshop has two parts:
   1. **Night 1 - Exploratory Data Analysis** (this repo)
   2. [**Night 2 - Machine Learning using Decision Trees**](https://github.com/laderast/cvdNight2)
 
+## Licensing and Attribution
+
+This workshop was produced with support from NIH's [Big Data to Knowledge](http://www.ohsu.edu/xd/education/schools/school-of-medicine/departments/clinical-departments/dmice/research/bd2k.cfm) (BD2K) Initiative at OHSU.
+  
 Workshop Materials are Licensed under a [Creative Commons 4.0 Non Commercial License](https://creativecommons.org/licenses/by-nc/4.0/)
 
 Associated Code is licensed under a [Non Profit Open Software License 3.0](https://opensource.org/licenses/NPOSL-3.0)