The Porter Ogden Jacobus Fellowship, Princeton University’s top honor for graduate students, has been awarded to José de Jesús Montaño López, an engineeer using yeast to grow biofuels; Geneva Smith, a legal historian building the first archive of 'slave court' records; Pasquale Toscano, an English student analyzing epics through a disability lens; and Ryan Unger, a mathematician who disproved the third law of black hole thermodynamics.