Past-president
![](https://orvcaapm.org/wp-content/uploads/2022/07/1585350840278.jpeg)
Nathan Schneider, PhD, DABR
WorldWide Medical Physics
Perrysville, OH
NathanSchneider [at] orvcaapm.org
President
![](https://orvcaapm.org/wp-content/uploads/2023/02/26885-colin-huang.png)
Colin Huang, PhD, DABR
Indiana University
Indianapolis, IN
ColinHuang [at] orvcaapm.org
President-elect
![](https://orvcaapm.org/wp-content/uploads/2024/01/Robyn_Handschuh.jpg)
Robyn Handschuh, MS, DABR
The Ohio State University
Columbus, OH
RobynHandschuh [at] orvcaapm.org
Secretary-Treasurer
![Sook Kien Ng](https://orvcaapm.org/wp-content/uploads/2023/02/41492-sook-kien-ng.png)
Sook Kien Ng, PhD, DABR
Indiana University
Indianapolis, IN
SookKienNg [at] orvcaapm.org
AAPM Board Representative
![](https://orvcaapm.org/wp-content/uploads/2023/01/dr_pearson.jpg)
David Pearson, PhD, DABR
University of Toledo
Toledo, OH
DavidPearson [at] orvcaapm.org