Our People
![Reynaldo Barreto](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2020/03/ReynaldoBarreto_Headshot_2019-235x235.jpg)
Reynaldo (Rey) D. Barreto, Ph.D.
Associate Professor of Chemistry
(219) 785-5475
Westville Campus, SWRZ 311B
![Glynn E. Bricker, Ph.D.](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2020/03/glynn-bricker-previous.jpg)
Associate Professor of Physics
(219) 785-5452
Westville Campus, SWRZ 310
![Jack Carrol Headshot](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2022/10/jack-carrol-thumb.jpg)
![Purna C. Das](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2020/03/purna-c-das_faculty-bio-235x235.jpg)
![Susan Delatorre](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2023/07/S.-Delatorre-CSSAC-Member-2023-24-235x235.jpg)
Senior Administrative Assistant to the Dean, College of Engineering and Sciences
(219) 989-2468
Hammond, Potter 121
![James Dolen](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2023/03/James-Dolen-235x235.jpg)
Associate Professor of Physics
(219) 989-2260
Hammond Campus, GYTE 259
![Nicholas Ernst is pictured.](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2022/01/Nicholas-Ernst-2021-thumb-235x235.jpg)
Visiting Assistant Professor of Chemistry
(219)-989-2282
Hammond Campus, GYTE 268
![Dawit Gizachew](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2020/02/DawitGizachew_Headshot_2019-235x235.jpg)
Associate Professor of Chemistry
(219) 989-2667
Hammond Campus, GYTE 274
![Farai Gombedza](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2023/02/Farai-Gombedza-235x235.jpg)
Farai C. Gombedza, M.S., Ph.D.
Assistant Professor of Biochemistry
(219) 989-2914
Hammond Campus, GYTE 270
![Meden F. Isaac-Lam, Ph.D.](https://www.pnw.edu/chemistry-physics/wp-content/uploads/sites/65/2020/03/meden-isaac-lam-previous.jpg)
Associate Professor of Chemistry
(219) 785-5776
Westville Campus, SWRZ 311C