Junot Diaz, author of "This Is How You Lose Her," will speak at the Strand Book Store Friday, April 15 at 7 p.m. He'll be joined by New Yorker staff writer Hilton Als. They'll discuss Diaz's work and inspiration, according to the Strand's website. Admission costs either a $20 gift card to the store or the purchase of the book for $26.95.