The project that Nicholas O’Brien and Chris Rolwes helped pull together for course credit in a technical writing class has morphed into a real way to explore St. Louis.

The project that Nicholas O’Brien and Chris Rolwes helped pull together for course credit in a technical writing class has morphed into a real way to explore St. Louis.
The project that Nicholas O’Brien and Chris Rolwes helped pull together for course credit in a technical writing class has morphed into a real way to explore St. Louis.
The project that Nicholas O’Brien and Chris Rolwes helped pull together for course credit in a technical writing class has morphed into a real way to explore St. Louis.
Walker studies Poecilia mexicana, a species of live-bearing fish that have adapted to surviving in hydrogen sulfide-abundant waters, in the Tobler Lab.