UMSL’s Benjamin Torbert (at right) enjoyed introducing Walt Wolfram, whom he considers a mentor, to his own students and the broader campus community last week.

UMSL’s Benjamin Torbert (at right) enjoyed introducing Walt Wolfram, whom he considers a mentor, to his own students and the broader campus community last week.
UMSL’s Benjamin Torbert (at right) enjoyed introducing Walt Wolfram, whom he considers a mentor, to his own students and the broader campus community last week.
UMSL’s Benjamin Torbert (at right) enjoyed introducing Walt Wolfram, whom he considers a mentor, to his own students and the broader campus community last week.
Walker studies Poecilia mexicana, a species of live-bearing fish that have adapted to surviving in hydrogen sulfide-abundant waters, in the Tobler Lab.