Tammy Spence: Tamara “Tammy” Spence is a neuroscientist and professional worrywart, earning a PhD in worry – for real. She would do almost anything in the name of science and education – including authorizing an entire class of medical students to observe an invasive procedure on herself that she could not bear to witness. Known as the “Brain Lady” for bringing buckets of preserved human brains to elementary schools as part of a Brain Awareness Campaign, she loves illuminating minds…one brain at a time. A proud aunt, she relishes the fact that her nephew considers Mr. Axon – his plush neuron – to be worthy of show and tell at his preschool