This week we present two stories about people struggling with their identity.Part 1: When science journalist Katherine Wu interviews a scientist about a new facial recognition algorithm, the conversation turns more personal than she expected.Part 2: Hurricane Katrina gives Mary Annaise Heglar a new perspective on both her grandfather and home state.Katherine J. Wu is a Boston-based science journalist and storyteller whose writing has appeared in Smithsonian magazine, Scientific American, NOVA Next, and more. She's also a senior producer for The Story Collider. In 2018, she earned a Ph.D. in microbiology and immunobiology from Harvard University, where she studied how bacteria deal with stress so she could one day learn to do the same. She can spell "tacocat" backwards.Mary Annaise Heglar is a climate justice essayist and communications professional based in New York City. Her writing has been published in Vox, Dame Magazine, Zora, and Inverse. She writes regularly on Medium and rants almost daily on Twitter. Learn more about your ad choices. Visit podcastchoices.com/adchoices