Miriam Goldstein is a Ph.D. graduate student in biological oceanography at the Scripps Institution of Oceanography, and is particularly interested in the impact of plastic debris on marine invertebrates. She served as chief scientist on the Scripps Environmental Accumulation of Plastic Expedition (SEAPLEX), a 20-day expedition to study accumulation of plastic debris in the central Pacific. Ms. Goldstein also writes a blog on marine biology.