Thomas Sowell’s latest column is up at Townhall. For those who are familiar with Sowell, that’s all you need to know. For the rest:
If someone applied to you for a job but didn’t want to talk about what he has been doing in the last 20 years, wouldn’t you be suspicious? Might you not think he was insulting your intelligence by expecting you to hire him on the basis of what he did decades ago?
Ask yourself why you already know who he is talking about. Read the whole thing.