McGowan features towards the end of  “The Idea Factory: Bell Labs and the Great Age of American Innovation” by Jon Gertner.  Interestingly in Ball Labs some of the most senior personnel Kelly, Buckley possibly Shannon came from irish American backgrounds.  He as a minnow used lawyers to break the iron grip of AT&T aided by state lawyers had been trying to break the monopoly for always 100 years.  Most lawyers act in the first instance for their clients then they try and ensure they are paid.  In many there is a residual interest in the public good or maintaining the rule of law.