The Agitator’s Daugher, a memoir of four generations of one African- American family by Sheryll Cashin; 2008; 268 pages; $26.00; PublicAffairs, New York, NY; 978-1-58648-422-4; Checked out from Multnomah County Library, North Portland, Black Resource Center; 8/26-9/1 Sheryll Cashin has written an eloquent memoir of her family.  As I read about her great-grandfather his name [...]