ETA: Through 2/8, you can preorder VANISHING GIRLS for 4.99!
(Today is the last day to donate to the National Book Foundation in honor of National Readathon Day!)
I always love when I spot two books with (almost) identical titles.
I just finished reading THE VANISHING GIRL by Laura Thalassa, and I have VANISHING GIRLS by Lauren Oliver in my TBR. I think the similarity in the authors' first names makes this one even better!
It looks like if you want a book about vanishing women, however, you have to go nonfiction: