TY - JOUR T1 - Access to expertise as a form of social capital: An examination of race- and class-based disparities in network ties to experts AU - Cornwell, Erin York AU - Cornwell, Benjamin PY - 2008 DO - 10.1525/sop.2008.51.4.853 SP - 853 EP - 876 JO - Sociological Perspectives VL - 51 IS - 4 SN - 0731-1214 ER -