“The will, signed on February 11, 2016, eight days before her death, directed that the bulk of her assets, including her literary properties, be transferred into a trust she formed in 2011. Trust documents are private.” (Indeed, the Times had to sue just to get the will unsealed.) The executor of the will is also the head of the trust and the late author’s final attorney: the controversial, mysterious, secretive Tonja P. Carter.