Kwame Anthony Appiah, Robert Gooding-Williams, Adrian Piper, Iris M. Young, Laurence Thomas, Tariq Modood, Ronald Dworkin, Michael Levin, Marilyn Frye, Naomi Zack, Ned Block, Jorge García, Bernard R. Boxill, Lucius Outlaw, Thomas E. Hill Jr., Richard Wasserstrom, Pierre Van Den Berghe