Meet the Faculty

The faculty of the Natural Sciences Department teach the Biology-Health Sciences and Environmental Sciences Programs, as well as "service" courses that are needed for many other degree programs at Oregon Tech.

Department Chair Rose McClure
Program Directors   
Biology-Health Sciences Dr. Ken Usher 
Environmental Sciences  Dr. Michael Hughes 
Dr. Seth Anthony

Dr. Seth Anthony, Associate Professor


I teach general chemistry and electrochemistry for engineering students, but I also advise students and teach in the Environmental Sciences program, and am faculty advisor for the Oregon Tech Astronomy Club! I'm also involved in research on chemistry education and development of new inquiry-based laboratory experiments.

Dr. Kerry Byrne

Dr. Kerry Byrne, Assistant Professor

OfficeDOW 205

I teach courses in Biology, Ecology, and Environmental Science to students in the Health Sciences and Environmental Sciences programs. I enjoy advising student research projects and teaching field-based courses-the Klamath Basin is a great natural laboratory!

Dr. Addie Clark

Dr. Addie Clark, Assistant Professor

OfficeDOW 201
I teach introductory chemistry.  I also have interests in environmental and analytical chemistry.
Dr. Burt Clark

Dr. Burt Clark, Professor


I enjoy teaching medical microbiology and molecular biology as well as advising students in the premedical professions and health science majors. I'm involved with student visits and I am the advising coordinator for the Biology-Health Sciences program.

Dr. Chelsea Gustafson

Dr. Chelsea Gustafson, Assistant Professor

I teach chemistry in Wilsonville, including general chemistry for engineers and medical lab science students, as well as organic and biochemistry for medical lab science students.
Dr. Michael L. Hughes

Dr. Michael L. Hughes, Associate Professor, Environmental Sciences Program Director


I teach physical geography and environmental sciences with emphases in geomorphology and aquatic ecosystems. I particularly enjoy teaching field-based courses and advising students on research projects.

Dr. Jherime Kellermann

Dr. Jherime Kellermann, Assistant Professor & Crater Lake Science Coordinator

OfficeDOW 203

I have a unique joint position as assistant professor of Biological Resources at Oregon Tech and Science Coordinator at the Crater Lake National Park Science and Learning Center. At Oregon Tech, I teach courses in biology and wildlife ecology. I am especially interested in student projects in wildlife, habitat ecology, and issues related to wildlife management and conservation.

Dr. Jesse Kinder

Dr. Jesse Kinder, Assistant Professor

I teach physics for students in a variety of majors, including engineers, biologists, and health science professionals.
Dr. Hui-Yun Li

Dr. Hui-Yun Li, Professor


I teach Human Anatomy and Physiology, Biopsychology, Cell Biology and Introduction to Neuroscience. I advise students in the Biology-Health Sciences program.

Dr. Travis Lund

Dr. Travis Lund, Assistant Professor

I teach introductory chemistry for pre-MIT, pre-nursing, pre-dental hygiene and other students.  I also teach the organic chemistry sequence (CHE 331/332/333).
Rose McClure

Rose McClure, Associate Professor, Department Chair


I teach elementary chemistry, anatomy & physiology, and medical laboratory science courses.  I advise students in the pre-medical Laboratory Science and pre-paramedic programs, as well as in Biology-Health Sciences.

Dr. Tanya McVay

Dr. Tanya McVay, Professor


I teach Human Anatomy & Physiology, Cardiovascular Physiology, and Physics of Ultrasound.

Dr. Molly O'Shaughnessy

Dr. Molly O'Shaughnessy, Professor


I teach Anatomy & Physiology for students in the Biology and Health Sciences majors, as well as pathophysiology. Before I came to Oregon Tech I was a practicing veterinarian.

Dr. Greg Pak

Dr. Greg Pak, Associate Professor


I teach Anatomy & Physiology as well as Medical Terminology, pathophysiology and immunology. I am faculty advisor to the Health Sciences Club.

Lloyd "Smitty" Parratt

Lloyd "Smitty" Parratt, Assistant Professor

OfficeDOW 223

I teach introductory courses in biology and environmental science, as well as tai chi, relaxation and flexibility, and wilderness activity courses.

Dr. John Ritter

Dr. John Ritter, Professor


I am a member of the Geomatics department, but I also teach and advise students in the Environmental Sciences program.

Vira Schechtel

Vira Schechtel, Professor


I teach general chemistry for engineering and biology students. I am the faculty advisor to Oregon Tech's International Student Club.

Dr. Ron Swisher

Dr. Ron Swisher, Professor Emeritus

Dr. Swisher has retired in 2016, after 40 years teaching undergraduate chemistry at Oregon Tech.

Lisa Taylor

Lisa Taylor, Assistant Professor

OfficeWilsonville - Room 246

I teach physics in Wilsonville.  My background is in applied physics, with past projects in biomedical engineering, semiconductors, optical fibers and more.  

Dr. Ken Usher

Dr. Ken Usher, Professor, Biology-Health Sciences Program Director

I teach biochemistry, pharmacology and medical genetics.  Sometimes I mentor student research projects in biochemistry too, so if you're interested in that, contact me.
Christy VanRooyen

Christy VanRooyen


I teach elementary chemistry.

Dr. Robyn Wilde

Dr. Robyn Wilde, Professor


I teach physics to a wide range of students, including biology students.

Dr. Yue-Hai (John) Yang

Dr. Yue-Hai (John) Yang, Assistant Professor


I teach physics for students in a variety of majors, including engineers, biologists, and health science professionals.

Mac Brock

Mac Brock

Mac is adjunct faculty through the Cooperative agreement between Crater Lake National Park and OIT
Chris Wayne

Chris Wayne

Chris is adjunct faculty through the Cooperative agreement between Crater Lake National Park and OIT