Jeffrey Kluger

The mind of the polyglot is a very particular thing, and scientists are only beginning to look closely at how acquiring a second language influences learning, behavior and the very structure of the brain itself.

When my friends have a health concern, they call me. I've always been a vitamin taker. I also take digestive enzymes and antioxidants, and supplements that help with the thyroid and adrenals for my time-zone changes.

Personally, I like to juice up several different kinds of fruit and vegetables - which may include various combinations of bananas, red bell peppers, apples, carrots, celery, broccoli, spinach, parsley, tomatoes, cucumbers, etc.