On the page, the character of Harriet Welsch, the inquisitive and sharply judgmental preteen at the center of Louise Fitzhugh's novel "Harriet the Spy," is a little tough to take; her habit of writing down mean observations about her classmates is,

Michelle Trachtenberg—the film and television actor known for roles in Buffy The Vampire Slayer, Gossip Girl, Harriet The Spy, and Ice Princess—had died. Her death was confirmed by ABC News. The outlet reports that she had undergone a liver transplant recently and is believed to have died from natural causes. She was 39.

Michelle Trachtenberg, the actress known for 'Harriet the Spy,' as well as TV shows like 'Buffy the Vampire Slayer' and 'Gossip Girl,' has died.