For The New Yorker, Jane Mayer has written an interesting piece on "The Art of the Deal". With that book, writer Tony Schwartz helped create the myth of Donald Trump as "....a charmer with an unfailing knack for business". He now regrets it.

This statement by the author is notable:

It looks like Melania Trump had an unwitting ghost writer. Melania Trump’s Speech Bears Striking Similarities to Michelle Obama’s in 2008

Y'know, this campaign has become as obsessive as it is fascinating!

I'd really just love to go to sleep and wake up to a new Prez. (I'm reminded of that little girl who made headlines when she said she was sick of hearing about Mitt Romney and Bronco [sic] Bama.)

if by "striking similarities" you mean "word for word", then yes.