Faculty
The respiratory care faculty is directly involved both in the clinical setting and in the classroom. Our pre-clinical training offers students the opportunity to learn each treatment procedure in a lab setting and to practice the skills on a classmate before going to the hospital setting.
![Dr. Greg Marshall](https://docs.gato.txst.edu/65326/w/2000/EUhJojCbyvxa/HEADSHOT%20Marshall%20Doc%20G.jpg)
Dr. Gregg Marshall, PhD, RRT, RPSGT, RST, FAARC
Chair/Professor & Program Director of Bachelor of Science in Respiratory Care Entry-Level Program, Director of Ascension Seton Williamson Sleep Center at Texas State University
Office: Willow Hall 233
Phone: (512) 716-2698
E-mail: DocG@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65412/w/2000/5MPix1fMDSRI/HEADSHOT%20Russian%20Chris-1.jpg)
Dr. Chris Russian, PhD, RRT, RRT-NPS, RPSGT, RST, FAARC
Professor & Program Coordinator of Master of Science in Respiratory Care
Office: Willow Hall 232
Phone: (512) 716-2697
E-mail: cr23@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65385/w/2000/w6CpS2K8UlD0/HEADSHOT%20Soubra%20Said.jpg)
Dr. Said Soubra, MD
Board-Certified in Internal, Pulmonary, Critical Care, & Sleep Medicine
Medical Director for Respiratory Care Programs and Texas State Sleep Center
Clinical Associate Professor
201 Seton Parkway
![Dr. Greg Marshall](https://docs.gato.txst.edu/65417/w/2000/ZVQidKPRHYh9/HEADSHOT%20Petroff%20Peter-1.jpg)
Dr. Peter Petroff, MD
Board-Certified in Pulmonary & Internal Medicine
Clinical Professor
![Dr. Greg Marshall](https://docs.gato.txst.edu/65387/w/2000/75-ZUT9zJwsR/HEADSHOT%20Mazza%20Frank.jpg)
Dr. Frank Mazza, MD
Board-Certified in Pulmonary, Critical Care, and Internal Medicine
Clinical Professor
Office: Respiratory Care Department
Phone: (512) 716-2806
E-mail: fm17@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65405/w/2000/7ZTnvfUjVHlE/HEADSHOT%20Ari%20Arzu.jpg)
Dr. Arzu Ari, PhD, RRT, FAARC
Professor & Associate Dean of Research for the College of Health Professions
Office: Willow Hall 223
Phone: (512) 716-2691
E-mail: arzuari@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65406/w/2000/Q2Hy12fVkO65/HEADSHOT%20Collins%20Kevin.png)
Dr. Kevin Collins, PhD, MS, RRT,
RPFT, AE-C
Director of the NIOSH Spirometry Training Center and Associate Professor
Office: Willow Hall 216
Phone: (512) 716-2685
E-mail: KC35@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65407/w/2000/nRYAPXeYnRKA/HEADSHOT%20Gonzales%20Josh.jpg)
Dr. Joshua Gonzales, DHSc, RRT,
RRT-NPS, RRT-SDS
Associate Professor
Office: Willow Hall 231
Phone: (512) 716-2696
E-mail: jg61@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65415/w/2000/QFB1FuyGLt-Q/HEADSHOT%20Harkins%20Lynda.jpg)
Dr. Lynda Harkins, PhD, RRT
Clinical Associate Professor
Office: Willow Hall 229
Phone: (512) 716-2694
E-mail: Lynda_Harkins@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65388/w/2000/J6Ya0C5z02UO/HEADSHOT%20Henry%20Nick-1.jpg)
Dr. Nicholas Henry, PhD, RRT,
RRT-ACCS, RRT-NPS, AE-C
Director of Clinical Education and Associate Professor
Office: Willow Hall 221
Phone: (512) 716-2689
E-mail: nh14@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65409/w/2000/L_j3zR07p6qW/HEADSHOT%20Hudgins%20Abbey-1.jpg)
Ms. Abbey Hudgins, MSRC, RRT, RRT-NPS
Assistant Professor
Office: Willow Hall 215
Phone: (512) 716-2684
E-mail: ah1297@txstate.edu
![Jayesh John](https://docs.gato.txst.edu/65382/w/2000/vCmftfd7eTQj/JJPic.jpg)
Mr. Jayesh John, MSRC, RRT, RRT-ACCS
Clinical Assistant Professor & Director of BSRC Online Completion Program (RRT-to-BSRC)
Office: Willow Hall 222
Phone: (512) 716-2682
E-mail: j_j378@txstate.edu
![Dr. Greg Marshall](https://docs.gato.txst.edu/65411/w/2000/HBpdS-5kV_eJ/HEADSHOT%20Rodrigues%20Nate-1.jpg)
Mr. Nathan Rodrigues, MSIS, RRT, RRT-NPS,
RRT-SDS, EMT-B
Assistant Professor
Office: Willow Hall 220
Phone: (512) 716-2688
E-mail: nr1064@txstate.edu