Percy Lavon Julian was born April 11, 1899, in Montgomery, Alabama, the grandson of former slaves. He attended school through the eighth grade but there were no high schools open to Black students. He applied to DePauw University in Greencastle, Indiana, where he had to take high school-level classes in the evening to get him up to the academic lev...

After college, Julian accepted a position as a chemistry instructor at Fisk University. He left in 1923 when he received a scholarship to attend Harvard University to finish his master’s degree, though the university would not allow him to pursue his doctorate. He traveled for several years, teaching at Black colleges, before obtaining his Ph.D. at...

Desiring to leave academia, Julian applied for jobs at prominent chemical companies but was repeatedly rejected when hiring managers discovered that he was Black. Ultimately, he obtained a position at Glidden Company as the lab director. There he invented Aero-Foam, a product that uses soy protein to put out oil and gas fires and was widely used in...