For more than a decade, big law firms have been publicizing their efforts to increase the proportion of women and lawyers of color in their ranks, from stepped-up recruiting efforts to diversity committees to affinity groups.

Meanwhile, general counsel have issued multiple “calls to action” demanding more diverse lawyers on their pitches and matters—most recently sparked by Paul, Weiss, Rifkind, Wharton & Garrison’s December announcement of an all-white class of newly promoted partners.