Dr. Kristi Kneas
Associate Professor of Chemistry
Department Chair
kneask@etown.edu | 717-361-1129 | M100A

• A.B., Chemistry, Randolph-Macon Woman’s College, magna cum laude, Honors in Chemistry, 1995
• Ph.D. , Analytical Chemistry, University of Virginia, 2000

Dr. Thomas E. Hagan
Associate Professor of Chemistry 
Assistant Dean for the First-Year Program
hagan@etown.edu | 717-361-1125 |  M210

• B.S., Chemistry, Villanova University, 1985
• Ph.D., Bioinorganic Chemistry, University of Delaware, 1992

Dr. Gary Hoffman
Associate Professor of Chemistry 
hoffmang@etown.edu | 717-361-1241 | M224

• A.B., Chemistry, Williams College, magna cum laude, Honors in Chemistry, 1978
• M.S., Physics, Harvard University, 1984
• Ph.D., Chemical Physics, Harvard University, 1987

Dr. James A. MacKay
Assistant Professor of Chemistry 
mackayj@etown.edu | 717-361-1375 | M208

• B.S., Chemistry, Miami University, summa cum laude, 1998
• Ph.D., Organic Chemistry, University of Michigan, 2004

Dr. Ray Reeder
Associate Professor of Chemistry, Emeritus
reeder@etown.edu | 717-361-1126 | M202

• B.S., Chemistry, Case Western Reserve, 1965
• Ph.D., Brown University, 1970

Dr. Jeffrey A. Rood
Assistant Professor of Chemistry 
roodj@etown.edu | 717-361-1355 | M222

• B.S., Chemistry, Millersville University, magna cum laude, Honors in Chemistry, 2004
• Ph.D., Inorganic Chemistry, University of Notre Dame, 2009

Dr. Charles D. Schaeffer, Jr.
A.C. Baugher Professor of Chemistry, Emeritus
schaeffercd@etown.edu | 717-361-1128 | M216

• B.A., Chemistry, Franklin and Marshall College, Honors in Chemistry, 1970
• Ph.D., Inorganic Chemistry, State University of New York, Albany, 1974

Dr. David Yeagley
Instructor in Chemistry 
yeagleyd@etown.edu | 717-361-1126 | M201

• B.S. – Chemical Engineering – Clarkson University, 1985
• B.P.S. – Biology – Clarkson University, 1985
• Ph.D. – Biochemistry & Molecular Biology – Pennsylvania State University College of Medicine, 1996

Mr. Richard Papez
Assistant in Chemistry
papezr@etown.edu | 717-361-3674 | M202

• B. S. – Chemistry - Millersville, 1969
• M.S. – State University of New York, Buffalo – Chemistry, 1972

Mr. W. Michael Bierbower
Chemical Hygiene Officer
bierbowm@etown.edu | 717-361-1547 | 100 High Library

• BEE, Electrical Engineering, The Ohio State University

Mrs. Kristine Tussing
Administrative Assistant
tussingk@etown.edu | 717-361-1126 | M100

• B.S., Secondary Education, The Ohio State University