His friends in the TV industry have organized a memorial event on Tuesday, 12 December, so I'll be flying out to New York to attend that.
The invitation says:
His friend Joel Meyer referred to "the Cher-like use of his last name." He answered the phone with that one word, and encouraged everybody to call him simply "Higgins." This amused those of us who thought of him as "John."
Picasso. Rembrandt. Oprah. There must be a word for sobriquets that shrink to a single name. (Preferably with Greek roots.) But what is it?