Meet ethnobotanist Ina Vanderbroek in these videos from NOVA's "The Secret Life of Scientists & Engineers." Ina studies how people use medicinal plants for healing. She explains how she creates a guidebook of the plants to help doctors treat their patients better. The TV series Star Trek influenced her to become a scientist. In her spare time, she enjoys salsa dancing. This resource is part of the NOVA: Secret Life of Scientists & Engineers Collection.