#82: Dr. Mike Hart and Dr. Matthew M Wielicki

Dr. Matthew M Wielicki is a research assistant professor in the Department of Geological Sciences at the University of Alabama. Prior to his work at the University of Alabama, he was a post-doctoral research scientist in the Department of Earth, Planetary, and Space Sciences and the Institute for Planets and Exoplanets at the University of California, Los Angeles. Dr. Wielicki's research interests include conditions of early Earth during the initiation of life, constraining the amount of continental lithosphere through time; understanding the flux and timing of asteroids impacting the Earth-Moon system and the association with major extinction events; medical mineralogy and the evolution of the Himalaya and the Tibetan Plateau. Dr. Wielicki also enjoys musing about climate on social media.