Who's in Charge?: Free Will and the Science of the Brain

Autumnal bliss. The chic leaf shape and sparkling crystal accents on Bar III's stunning drop earrings creates a stunning look to go with everyone's favorite season. Crafted in gold tone mixed metal. Approximate drop: 2-3/4 inches.

Jet set: Wherever you're headed next, don't forget to bring along Swarovski's minimally elegant jet crystal drop pendant necklace. It's versatile enough to wear with a variety of outfits, whether casual or dressy. Made in ruthenium tone mixed metal. Approximate length: 15 inches. Approximate drop: 1-1/8 inches.

Up your elegance factor in Givenchy's chic chandelier earrings. Blush and white glass pearls and crystal-encrusted spacers combine in a diamond-shaped pattern for an illuminating look. Set in brown gold-plated mixed metal. Approximate drop: 2-1/2 inches.

Measures: 6 1/2"L x 1/2"W