AOAO OFFICERS
![](https://aoao.org/wp-content/uploads/2020/11/JS-Mason1.jpg)
James S. Mason, DO, FAOAO
Executive Director
Leesburg, GA
![](https://aoao.org/wp-content/uploads/2022/05/Blackburn-Photo.png)
Dennis C. Blackburn, DO, FAOAO
President
Santa Maria, CA
![](https://aoao.org/wp-content/uploads/2017/09/McMillan_photo.jpg)
Sean McMillan, DO, FAOAO
1st Vice President
Mullica Hill, NJ
![](https://aoao.org/wp-content/uploads/2017/09/Orth-board-photo.jpg)
Charles Orth, DO, FAOAO
2nd Vice President
Blue Springs, MO
![](https://aoao.org/wp-content/uploads/2024/02/Singer-170x200-1.png)
Miles L. Singer, DO, FAOAO
3rd Vice President
West Bloomfield, MI
![](https://aoao.org/wp-content/uploads/2024/02/Crank-170x200-1.jpg)
Richard Crank, Jr., DO, FAOAO
Secretary/Treasurer
Lakeland, FL
AOAO DIRECTORS
![](https://aoao.org/wp-content/uploads/2017/09/armbruster-edward-2014-2.jpg)
Edward Armbruster, DO, FAOAO
Immediate Past President
Yardley, PA
![](https://aoao.org/wp-content/uploads/2024/02/Harkins-170x200-1.jpg)
David C. Harkins, DO, FAOAO
Director
Athens, GA
![](https://aoao.org/wp-content/uploads/2024/02/Sees-170x200-1.jpg)
Julieanne P. Sees, DO, FAOAO
Director
Clifton, NJ
![](https://aoao.org/wp-content/uploads/2024/02/Chandler-170x200-1.jpg)
Steven A. Chandler, DO, FAOAO
Director
Hickory Hills, IL
![](https://aoao.org/wp-content/uploads/2020/12/Tuck_photo.jpg)
Joshua Tuck, DO, FAOAO
Director
Fairview, PA
![](https://aoao.org/wp-content/uploads/2024/02/Dann-170x200-1.jpg)
Adam J. Dann, DO, FAOAO
Director
Spring Valley, OH
![](https://aoao.org/wp-content/uploads/2024/02/Zachary-170x200-1.jpg)
Stefan V. Zachary, DO, FAOAO
Director
Madison, WI
![](https://aoao.org/wp-content/uploads/2024/02/Attenasio-170x200-1.jpg)
Andrea Attenasio, DO
Resident Director
Jersey City, NJ
![](https://aoao.org/wp-content/uploads/2024/02/Dutta-170x200-1.jpg)
Arpam Dutta
Student Director
Fort Worth, TX