TY - JOUR A1 - England, P. A1 - Allison, P. A1 - Li, S. A1 - Mark, N. A1 - Thompson, J. A1 - Budig, M.J. A1 - Sun, H. T1 - Why are some academic fields tipping toward female? The sex composition of US fields of doctoral degree receipt, 1971–2002 Y1 - 2007 DO - 10.1177/003804070708000102 JF - Sociology of Education VL - 80 IS - 1 ER -