New AAAS Profile: Sallie Watson Chisholm

She's a professor at the Massachusetts Institute of Technology, a National Medal of Science award winner, and co-discoverer of the most dominant photosynthetic organism in the ocean. With so many accomplishments, who would think the greatest challenge Sallie ("Penny") Watson Chisholm has faced in her career would be writing children's books?Read the AAAS Member Central profile here.