Perspective

Margaret Cheney is an experienced professional biographer. On the book's jacket it reveals that the scientist Nikola Tesla is one of her favorite subjects. She is evidently well into middle age, estimating from the photograph of her that goes with the book.

The author has made it clear from where she draws her sources of information. In this sense she is showing that she is a responsible biographer. She educates the readers of the difference by referring to an outlandish case wherein a biographer made the patently false comment that the human inventor was rather an alien from the nearby planet Venus than an Earthling. Unlike that person, the author has used her research skills. She has used Tesla's diary writings. She has also included his own research notes, which are neatly included in the bibliography. In addition to this, Madam Cheney has used published information that has...