Helen Miller is the type of person who makes a big difference, even if it’s for a small slice of the world. For her, that is Montana Avenue, a cul-de-sac in the State Streets of Costa Mesa where ...

Helen Miller was president of SEIU Local 880 from 1999 to 2007. She helped the union grow from seven members in 1983 to over 70,000 members by 2007, when she retired.

Helen Miller, president of Local 880 of the S.E.I.U., led a march of hundreds of home care workers on the State Capitol in Springfield, Ill., in 2005.