Us: professional nerds, like hiking and the outdoors, books, pets, science fiction. Other interests for Mark: beer, gold-panning, rock hounding, deserts and mountains, astronomy, ballooning, rocketry. Other interests for Alina: sushi and ice cream, coasts and bodies of water, swimming, biology, comics, languages. Both nonsmokers. Easygoing, friendly, respectful. Live right outside of Chicago.