Start with Barbara Klein who was president at the time that the behind closed doors deal was struck for retiree healthcare. That is one of the main causes of the UCSD's current financial dilemma.They should go find the board members that promised them the pensions and get their money from them.
Do a search of the OD site for articles about how and what was done in that negotiation. How all info was kept from the taxpayers until the package was signed, sealed and delivered to the union. After reading all of that you can make your own decision about who the Board of Education was working for.