August 28 is the anniversary of Dr. Martin Luther King Jr.’s famous “I Have a Dream” speech. I often re-read the speech. Not just for the message — which remains saddeningly relevant some 60 years ...

Editor's Note: PBS has partnered with Mercy Street's historical consultants to bring fans the Mercy Street Revealed blog. Audrey P. Davis is Director of the Alexandria Black History Museum in ...

In sociology, code switching is when a person alters their speech to conform to different cultural norms. For example, marginalized people may use one way of speaking around their community and ...

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Forbes contributors publish independent expert analyses and insights. Curiosity expert improving engagement, innovation, and productivity. Have you ever noticed how your voice, word choice, or even ...