context: In 1999 he hosted an eight-part primetime series for ABC Nightline called Brave New World (which frequently featured his friends, They Might Be Giants, as musical guests).
source: Krulwich, in 2004, became the host and managing editor of the innovative PBS science program NOVA scienceNOW.
reference_original: Em 2004, Krulwich tornou-se o anfitrião e gerente editor do inovador programa científico PBS NOVA scienceNow.
reference_flipped: Em 2004, Krulwich tornou-se a anfitriã e gerente editora do inovador programa científico PBS NOVA scienceNow.