Lifestyle guru B. Smith has Alzheimer’s. Her husband has a girlfriend. Her fans aren’t having it.

Lifestyle guru B. Smith has Alzheimer’s. Her husband has a girlfriend. Her fans aren’t having it.

20 years ago, when B. Smith was on TV, on the cover of magazines and books, when she had restaurants, when everyone seemed to call her “the black Martha Stewart,” as if it weren’t enough to just be B. Smith. Six years ago, she was diagnosed with Alzheimer’s disease....