James E. West

James E. West, a research professor at Johns Hopkins University’s Whiting School of Engineering, is best known as the co-inventor of the foil-electret transducer, an inexpensive but highly sensitive device that revolutionized the sound industry and is now the basis of sound transmission in most cell phones, hearing aids, professional microphones, and other acoustical equipment. … [Read more...] about Friday Open Thread: African Americans in Engineering