I found the guy's license. He was a therapist, family and indiv. He was licnsed in Oct 72 and license expired in 1998. Strange. I need to go look up the date of the letter he wrote. No other info. He may be dead.
...John F. Henning, former Ambassador to New Zealand, Undersecretary of Labor during the Kennedy and Johnson Administrations, Director of the California State Department of Industrial Relations, former Regent of the University of California, and Executive Secretary-Treasurer of the California Labor Federation, AFL-CIO from 1970 to 1996. Henning believes passionately in the cause of global unionism, and is well-known for his advocacy for racial and economic justice.