Clockwise from top left: forensic anthropologist Kate Spradley, labor economist and economic historian Ellora Derenoncourt, organic chemist Song Lin, sociologist and energy policy researcher Holly Jean Buck, artist Christine Sun Kim and public artist Chip Thomas.

Clockwise from top left: forensic anthropologist Kate Spradley, labor economist and economic historian Ellora Derenoncourt, organic chemist Song Lin, sociologist and energy policy researcher Holly Jean Buck, artist Christine Sun Kim and public artist Chip Thomas.

A historian who studies wage gaps between races and a saxophonist whose live performances include a chef are among the latest recipients of the philanthropic group’s annual, no-strings-attached $800,000 grants.