No more feeling guilty about getting sucked into those “mindless” beach reads: Turns out reading fiction can make you smarter. Really! It was found to stimulate the parts of your brain that enhance memory, language, and—get this—meditative practices for up to five days, says Gregory Berns, PhD, of Emory University. We combed this season’s hottest novels to help you find one that suits your fancy. Settle into that lounge chair.