Biomarkers and surrogate endpoints

A good article discussing surrogate endpoints and the gap between scientific theory and clinical benefit.

famous patent law cases

The Supreme Court, In re Bilski and the Lingering Question of Labcorp v. Metabolite from patent docs.

Biotech and Pharma Provide Little Support in Bilski's Petition for Certiorari from Holman's Biotech IP blog.

Kendall/Spearman rank correlation

copied from here.
Spearman's rho comes from Charles Spearman's background of psychology, IQ testing and eugenics - it's an easy to calculate robust measure of whether there is an association.