▁( the ▁Chinese ▁in ▁the ▁ 1 9 th ▁century , ▁and ▁the ▁Japanese - Amer icans ▁during ▁World ▁War ▁II ) ▁bore ▁the ▁br unt ▁of ▁social ▁ost rac ism ▁in ▁the ▁region . ▁He ▁noted ▁that ▁" it ▁was ▁the ▁A si ans ▁who ▁were ▁ab used ▁during ▁these ▁years ▁of ▁tur mo il ; ▁they ▁and ▁not ▁the ▁Jews ▁became ▁the ▁sc ap ego ats ". ▁ ▁Rosen baum ' s ▁most ▁recent ▁book , ▁Cos m opol it ans : ▁A ▁Social ▁and ▁Cultural ▁History ▁of ▁the ▁Jews ▁of ▁the ▁San ▁Francisco ▁Bay ▁Area , ▁a ▁compreh ensive ▁history ▁of ▁the ▁first ▁ 1 0 0 ▁years ▁of ▁the ▁Jewish ▁community ▁of ▁the ▁San ▁Francisco ▁Bay ▁Area , ▁has ▁been ▁widely ▁review ed . ▁ ▁According ▁to ▁the ▁San ▁Francisco ▁Chron icle , ▁Rosen baum ▁" res earch ed ▁his ▁subject ▁over ▁several ▁dec ades ." ▁ ▁The ▁rev iewer ▁of ▁the ▁book ▁observed ▁that ▁" his ▁dedic ation ▁to ▁the ▁topic ▁is ▁evident ▁in ▁its ▁en cyc lop edic ▁scope ". ▁ ▁Publications ▁▁ ▁T aking ▁ris ks : ▁a ▁Jewish ▁youth ▁in ▁the ▁Soviet ▁part is ans ▁and ▁his ▁unlikely ▁life ▁in ▁California , ▁Joseph ▁P ell ▁and ▁Fred ▁Rosen baum , ▁Mus k eg on , ▁Michigan , ▁R DR ▁Books , ▁ 2 0 0 4 ▁▁ ▁Free ▁to ▁choose : ▁the ▁making ▁of ▁a ▁Jewish ▁community ▁in ▁the ▁American ▁West : ▁the ▁Jews ▁of ▁Oak land , ▁California ▁from ▁the ▁gold ▁r ush ▁to