Born in Dallas, Texas, in 1919, Walker graduated Phi Beta Kappa from the University of California, Los Angeles, and went on to UC Berkeley's law school, Boalt Hall.
The court rejected the case 8–3 on the grounds that there was no federal element, although a dissenting opinion considered it a First Amendment issue.
[10] After being fired by Cutter Labs, Walker returned to legal practice, representing people charged under the 1940 Smith Act for the "crime" of being members of the Communist Party.
[1] From 1956 to 1961, Walker provided "virtually pro-bono" defense of journalist John W. Powell, who was prosecuted for reporting that the United States biological weapons program had been actively employed during the Korean War.
[13][14] The resolution follows: Resolved, that the Conference of Delegates of California Bar Associations urges California Congressional Delegation to commence a Congressional investigation of representations by George Bush, Dick Cheney, and the Bush Administration, used to justify war on Iraq and Afghanistan to Congress, the United Nations and to the people of the U.S. and the world, without a formal request for Congress to declare war.