クライド・トンボー
From time to time the School of Physics and Astronomy at the University of Minnesota holds the Karlis Kaufmanis Public Lecture. Speakers have included Clyde Tombaugh, discoverer of the dwarf planet Pluto, Carolyn Porco, noted for imaging work on the Voyager missions, and Michael E. Brown, discoverer of several dwarf planets in the Kuiper belt.